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Company Name: PIONEER NATURAL RESOURCES CO

CIK: 1038357

Phone: None

Fiscal Year End: None

Entity Type:

SIC: -

Category Type:

Entity Name: None

First Filing Date: 2009-08-12

Last Filing Date: 2024-05-02

SEC Filings

Start	End	Frame	Filed	ACCN	Value	View

2009-04-01	2009-06-30	CY2008Q2	2009-08-12	0001193125-09-172858	$ 113,979,000	View
2011-01-01	2011-03-31	CY2010Q1	2011-05-10	0001193125-11-132694	$ 115,869,000	View
2011-04-01	2011-06-30	CY2010Q2	2011-08-05	0001193125-11-212052	$ 116,213,000	View
2011-07-01	2011-09-30	CY2010Q3	2011-11-04	0001193125-11-297579	$ 116,281,000	View
2011-01-01	2011-12-31	CY2009	2012-02-29	0001193125-12-088998	$ 116,904,000	View
2017-01-01	2017-12-31	CY2015	2018-02-20	0001038357-18-000015	$ 170,000,000	View
2018-07-01	2018-09-30	CY2018Q3	2018-11-09	0001038357-18-000075	$ 171,000,000	View
2018-01-01	2018-12-31	CY2016	2019-02-26	0001038357-19-000010	$ 171,000,000	View
2019-01-01	2019-12-31	CY2017	2020-02-24	0001038357-20-000009	$ 167,000,000	View
2020-01-01	2020-03-31	CY2020Q1	2020-05-08	0001038357-20-000034	$ 166,000,000	View
2009-07-01	2009-09-30	CY2008Q3	2009-11-06	0001193125-09-227713	$ 114,123,000	View
2009-01-01	2009-12-31	CY2007	2010-02-26	0001193125-10-042964	$ 114,176,000	View
2010-04-01	2010-06-30	CY2009Q2	2010-07-30	0001193125-10-172043	$ 115,104,000	View
2010-07-01	2010-09-30	CY2009Q3	2010-11-01	0001193125-10-242545	$ 115,191,000	View
2010-01-01	2010-12-31	CY2008	2011-02-25	0001193125-11-047441	$ 115,062,000	View
2012-01-01	2012-03-31	CY2011Q1	2012-05-07	0001193125-12-214508	$ 122,480,000	View
2012-04-01	2012-06-30	CY2011Q2	2012-08-07	0001038357-12-000078	$ 123,028,000	View
2012-07-01	2012-09-30	CY2011Q3	2012-11-05	0001038357-12-000095	$ 123,111,000	View
2012-01-01	2012-12-31	CY2010	2013-02-13	0001038357-13-000009	$ 122,966,000	View
2013-01-01	2013-03-31	CY2012Q1	2013-05-08	0001038357-13-000028	$ 128,940,000	View
2013-04-01	2013-06-30	CY2012Q2	2013-08-06	0001038357-13-000046	$ 137,539,000	View
2013-07-01	2013-09-30	CY2012Q3	2013-11-06	0001038357-13-000057	$ 138,586,000	View
2013-01-01	2013-12-31	CY2011	2014-02-27	0001038357-14-000022	$ 136,130,000	View
2014-01-01	2014-03-31	CY2013Q1	2014-05-09	0001038357-14-000036	$ 143,000,000	View
2014-04-01	2014-06-30	CY2013Q2	2014-08-06	0001038357-14-000060	$ 143,000,000	View
2014-07-01	2014-09-30	CY2013Q3	2014-11-04	0001038357-14-000069	$ 143,000,000	View
2014-01-01	2014-12-31	CY2012	2015-02-19	0001038357-15-000010	$ 144,000,000	View
2015-01-01	2015-03-31	CY2014Q1	2015-05-07	0001038357-15-000037	$ 149,000,000	View
2015-04-01	2015-06-30	CY2014Q2	2015-08-07	0001038357-15-000067	$ 149,000,000	View
2015-07-01	2015-09-30	CY2014Q3	2015-11-03	0001038357-15-000082	$ 149,000,000	View
2015-01-01	2015-12-31	CY2013	2016-02-19	0001038357-16-000101	$ 149,000,000	View
2016-01-01	2016-12-31	CY2016	2017-02-17	0001038357-17-000012	$ 166,000,000	View
2017-07-01	2017-09-30	CY2017Q3	2017-11-03	0001038357-17-000083	$ 170,000,000	View
2018-01-01	2018-03-31	CY2017Q1	2018-05-04	0001038357-18-000032	$ 170,000,000	View
2018-04-01	2018-06-30	CY2017Q2	2018-08-09	0001038357-18-000061	$ 170,000,000	View
2019-01-01	2019-03-31	CY2019Q1	2019-05-10	0001038357-19-000028	$ 169,000,000	View
2019-04-01	2019-06-30	CY2018Q2	2019-08-09	0001038357-19-000046	$ 168,000,000	View
2019-07-01	2019-09-30	CY2018Q3	2019-11-06	0001038357-19-000062	$ 167,000,000	View
2021-04-01	2021-06-30	CY2020Q2	2021-08-05	0001038357-21-000053	$ 234,000,000	View
2020-05-01	2020-05-31	CY2019Q2	2020-08-05	0001038357-20-000050	$ 2,000,000	View
2020-05-01	2020-05-31	CY2020	2021-03-01	0001038357-21-000016	$ 2,000,000	View
2021-01-01	2021-12-31	CY2019	2022-02-22	0001038357-22-000039	$ 4,000,000	View
2022-01-01	2022-03-31	CY2022Q1	2022-05-05	0001038357-22-000076	$ 640,000,000	View
2016-01-01	2016-03-31	CY2015Q1	2016-04-28	0001038357-16-000129	$ 162,000,000	View
2016-04-01	2016-06-30	CY2015Q2	2016-07-28	0001038357-16-000154	$ 164,000,000	View
2016-07-01	2016-09-30	CY2015Q3	2016-11-02	0001038357-16-000173	$ 170,000,000	View
2017-01-01	2017-03-31	CY2016Q1	2017-05-03	0001038357-17-000041	$ 170,000,000	View
2017-04-01	2017-06-30	CY2016Q2	2017-08-01	0001038357-17-000065	$ 170,000,000	View
2021-01-01	2021-03-31	CY2020Q1	2021-05-10	0001038357-21-000036	$ 210,000,000	View
2021-07-01	2021-09-30	CY2020Q3	2021-11-05	0001038357-21-000067	$ 244,000,000	View
2020-05-01	2020-05-31	CY2019Q3	2020-11-06	0001038357-20-000070	$ 2,000,000	View
2022-04-01	2022-06-30	CY2021Q2	2022-08-02	0001038357-22-000118	$ 1,788,000,000	View
2022-07-01	2022-09-30	CY2021Q3	2022-10-28	0001038357-22-000136	$ 6,000,000	View
2022-01-01	2022-12-31	CY2021Q4I	2023-02-23	0001038357-23-000039	$ 164,000,000	View
2023-01-01	2023-03-31	CY2023Q1I	2023-04-27	0001038357-23-000064	$ 164,000,000	View
2023-04-01	2023-06-30	CY2023Q2I	2023-08-01	0001038357-23-000084	$ 11,769,028	View
2023-07-01	2023-09-30	CY2023Q3	2023-11-02	0001038357-23-000094	$ 40,000,000	View
2024-01-01	2024-03-31	CY2024Q1	2024-05-02	0001038357-24-000043	$ -5,000,000	View
2023-01-01	2023-12-31	CY2023	2024-02-22	0001038357-24-000020	$ 193,000,000	View
	2023-06-30	CY2023Q2I	2024-04-29	0001193125-24-119644	$ 48,037,455,068	View

SEC Facts By Type

Type	Name	Description	View

us-gaap	Additional Paid in Capital	Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.	View
us-gaap	APIC, Share-based Payment Arrangement, Increase for Cost Recognition	Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.	View
us-gaap	Assets	Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Business Combination, Acquisition Related Costs	This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.	View
us-gaap	Cash and Cash Equivalents, Fair Value Disclosure	Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash and Cash Equivalents, Period Increase (Decrease)	Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.	View
us-gaap	Cash, Cash Equivalents, and Short-term Investments	Cash includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the customer may deposit additional funds at any time and effectively may withdraw funds at any time without prior notice or penalty. Cash equivalents, excluding items classified as marketable securities, include short-term, highly liquid Investments that are both readily convertible to known amounts of cash, and so near their maturity that they present minimal risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition. Original maturity means original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three years ago does not become a cash equivalent when its remaining maturity is three months. Short-term investments, exclusive of cash equivalents, generally consist of marketable securities intended to be sold within one year (or the normal operating cycle if longer) and may include trading securities, available-for-sale securities, or held-to-maturity securities (if maturing within one year), as applicable.	View
us-gaap	Common Stock, Value, Issued	Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.	View
us-gaap	Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Change Due to Net Income Attributable to Parent and Effects of Changes, Net	This element represents the total net income attributable to the parent for the period and the effect of net changes during the period impacting the parent's ownership interest in a subsidiary as it relates to the total (consolidated) equity attributable to the parent. The changes to the parent's ownership interest in a subsidiary represented by this element did not result in a deconsolidation of the subsidiary from the consolidated financial statements.	View
us-gaap	Debt Instrument, Interest Rate, Effective Percentage	Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.	View
us-gaap	Deferred (Gain) Loss on Discontinuation of Fair Value Hedge	Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective fair value hedge that is amortized upon discontinuation of the fair value hedge.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from asset retirement obligations. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset.	View
us-gaap	Defined Benefit Plan, Service Cost	Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.	View
us-gaap	Depreciation, Depletion and Amortization	The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.	View
us-gaap	Derivative Asset, Current	Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Discontinued Operation, Tax Effect of Discontinued Operation	Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.	View
us-gaap	Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net (Deprecated 2014-01-31)	For the disposal group, including a component of the entity (discontinued operation), carrying value (net of accumulated depreciation and any write-downs) of tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.	View
us-gaap	Earnings Per Share, Basic and Diluted	The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.	View
us-gaap	Exploration Expense	"Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. (ii) Costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, and the maintenance of land and lease records. (iii) Dry hole contributions and bottom hole contributions. (iv) Costs of drilling and equipping exploratory wells. (v) Costs of drilling exploratory-type stratigraphic test wells."	View
us-gaap	Foreign Currency Transaction Gain, before Tax	Amount before tax of foreign currency transaction realized and unrealized gain recognized in the income statement.	View
us-gaap	Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.	View
us-gaap	Gas Gathering, Transportation, Marketing and Processing Revenue (Deprecated 2018-01-31)	Revenue related to midstream and downstream gas activities. May include the following: gathering from wells, processing to remove impurities, storage, transmission, and the sale of natural gas and related products.	View
us-gaap	Income (Loss) from Continuing Operations, Per Diluted Share	The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.	View
us-gaap	Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.	View
us-gaap	Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.	View
us-gaap	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.	View
us-gaap	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.	View
us-gaap	Increase (Decrease) in Accounts Payable	The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.	View
us-gaap	Interest and Other Income	The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business).	View
us-gaap	Interest Payable (Deprecated 2009-01-31)	Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date).	View
us-gaap	Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures, Fair Value Disclosure	Fair value portion of investments in an entity not consolidated. Includes, but is not limited to, investments in an entity that is affiliated with the reporting entity by means of direct or indirect ownership, an entity in which the reporting entity shares control of the entity with another party or group, an entity which the company has significant influence, but does not have control and subsidiaries that are not required to be consolidated and are accounted for using the equity or cost method.	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year One	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-term Line of Credit	The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.	View
us-gaap	Long-Term Debt, Maturity, Year One	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Noncontrolling Interest, Ownership Percentage by Parent	The parent entity's interest in net assets of the subsidiary, expressed as a percentage.	View
us-gaap	Net Amount at Risk by Product and Guarantee, Weighted Average Period Remaining (Deprecated 2012-01-31)	Weighted average amount of time in years until annuitization or benefit payment is expected to occur.	View
us-gaap	Net Cash Provided by (Used in) Financing Activities	Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.	View
us-gaap	Net Cash Provided by (Used in) Operating Activities	Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Five Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Other Adjustments for Noncash Items Included in Income (Loss) from Continuing Operations (Deprecated 2009-01-31)	Transactions that result in no cash inflows or outflows in the period in which they occur, but affect net income and thus are removed when calculating net cash flow from operating activities using the indirect method. This element is used when there is not a more specific and appropriate element.	View
us-gaap	Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.	View
us-gaap	Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)	This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.	View
us-gaap	Other Operating Activities, Cash Flow Statement	Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).	View
us-gaap	Participating Securities, Distributed and Undistributed Earnings (Deprecated 2014-01-31)	Aggregate of earnings distributed and earnings allocated to participating securities under the two-class method to the extent that participating securities may share in earnings as if all of the earnings for the period had been distributed.	View
us-gaap	Proceeds from Issuance of Long-term Debt	The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.	View
us-gaap	Proceeds from Issuance of Senior Long-term Debt	The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).	View
us-gaap	Restricted Cash	Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.	View
us-gaap	Restructuring Reserve, Current	Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost (Deprecated 2012-01-31)	Equity-based compensation cost during the period with respect to the award, which will be recognized in income (as well as the total recognized tax benefit) or capitalized as part of the cost of an asset.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate	The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.	View
us-gaap	Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments	The net amount of stock issued during the period upon the conversion of convertible securities, net of adjustments (for example, to additional paid in capital) including the write-off of an equity component recognized to record the convertible debt instrument as two separate components - a debt component and an equity component. This item is meant to disclose the value of shares issued on conversion of convertible securities that were recorded as two separate (debt and equity) components.	View
us-gaap	Trading Securities, Fair Value Disclosure (Deprecated 2013-01-31)	This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Trading Securities which consist of all investments in certain debt and equity securities that are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time) or for which an entity has elected the fair value option. Trading generally reflects active and frequent buying and selling, and trading securities are generally used with the objective of generating profits on short-term differences in price, but this category of investments may also include items which are not intended to be sold in the near term or for which the fair value option has been elected.	View
us-gaap	Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.	View
us-gaap	Weighted Average Number of Shares Outstanding, Diluted	The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.	View
us-gaap	Increase (Decrease) in Deferred Compensation	The increase (decrease) during the reporting period in the obligation created by employee agreements whereby earned compensation will be paid in the future.	View
us-gaap	Debt Instrument, Increase, Accrued Interest	Increase for accrued, but unpaid interest on the debt instrument for the period.	View
us-gaap	Finance Lease, Right-of-Use Asset, Amortization	Amount of amortization expense attributable to right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Weighted Average Discount Rate, Percent	Weighted average discount rate for finance lease calculated at point in time.	View
us-gaap	Proceeds from Issuance of Common Stock	The cash inflow from the additional capital contribution to the entity.	View
us-gaap	Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	Percentage of fair value of reporting unit in excess of carrying amount.	View
dei	Entity Common Stock, Shares Outstanding	Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.	View
dei	Entity Public Float	The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.	View
us-gaap	Accounts Payable, Related Parties	Amount for accounts payable to related parties.	View
us-gaap	Accounts Payable, Trade (Deprecated 2009-01-31)	Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date).	View
us-gaap	Accounts Payable, Trade, Current	Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Accounts Receivable, after Allowance for Credit Loss	Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.	View
us-gaap	Accounts Receivable, after Allowance for Credit Loss, Current	Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.	View
us-gaap	Accounts Receivable, Related Parties	For an unclassified balance sheet, amount of receivables arising from transactions with related parties.	View
us-gaap	Accretion Expense	Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations.	View
us-gaap	Accrued Income Taxes, Current	Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.	View
us-gaap	Accrued Income Taxes Payable (Deprecated 2009-01-31)	Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.	View
us-gaap	Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.	View
us-gaap	Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.	View
us-gaap	Asset Retirement Obligation, Liabilities Settled	Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset.	View
us-gaap	Asset Retirement Obligation, Revision of Estimate	Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.	View
us-gaap	Asset Retirement Obligations, Noncurrent	Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Other (Deprecated 2011-01-31)	Transactions that do not result in cash inflows or outflows in the period in which they occur, but affect net income and thus are removed when calculating net cash flow from operating activities using the indirect cash flow method. This element is used when there is not a more specific and appropriate element.	View
us-gaap	Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature	Amount of increase (decrease) in additional paid in capital (APIC) resulting from recognition of deferred taxes for convertible debt with a beneficial conversion feature.	View
us-gaap	Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt	Adjustment to additional paid in capital resulting from the recognition of convertible debt instruments as two separate components - a debt component and an equity component. This bifurcation may result in a basis difference associated with the liability component that represents a temporary difference for purposes of applying accounting for income taxes. The initial recognition of deferred taxes for the tax effect of that temporary difference is as an adjustment to additional paid in capital.	View
us-gaap	Adjustments to Additional Paid in Capital, Other	Amount of other increase (decrease) in additional paid in capital (APIC).	View
us-gaap	Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit.	View
us-gaap	Share-based Payment Arrangement, Expense	Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.	View
us-gaap	Allowance for Doubtful Accounts, Premiums and Other Receivables	The valuation allowance as of the balance sheet date to reduce the gross amount of receivables to estimated net realizable value, which would be presented in parentheses on the face of the balance sheet.	View
us-gaap	Accounts Receivable, Allowance for Credit Loss, Current	Amount of allowance for credit loss on accounts receivable, classified as current.	View
us-gaap	Accounts Receivable, Allowance for Credit Loss, Noncurrent	Amount of allowance for credit loss on accounts receivable, classified as noncurrent.	View
us-gaap	Allowance for Loan and Lease Losses, Provision for Loss, Net (Deprecated 2013-01-31)	Reflects the amount charged against earnings during the period as bad debt expense, net of recoveries of previously expensed credit losses.	View
us-gaap	Amortization of Debt Discount (Premium)	Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.	View
us-gaap	Amortization of Debt Issuance Costs	Amount of amortization expense attributable to debt issuance costs.	View
us-gaap	Amortization of Debt Issuance Costs and Discounts	Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.	View
us-gaap	Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.	View
us-gaap	Asset Impairment Charges	Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.	View
us-gaap	Asset Retirement Obligation	The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Asset Retirement Obligation, Accretion Expense	Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability.	View
us-gaap	Asset Retirement Obligation, Current	Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Asset Retirement Obligation, Liabilities Incurred	Amount of asset retirement obligations incurred during the period.	View
us-gaap	Debt Instrument, Convertible, Conversion Price	The price per share of the conversion feature embedded in the debt instrument.	View
us-gaap	Assets, Current	Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Assets, Fair Value Disclosure	Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Disposal Group, Including Discontinued Operation, Assets	Amount classified as assets attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Assets, Current	Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Available-for-sale Securities	Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.	View
us-gaap	Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)	The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Assets Acquired (Deprecated 2013-01-31)	The amount of acquisition cost of a business combination allocated to assets acquired.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Deferred Taxes Asset (Liability), Net, Noncurrent (Deprecated 2013-01-31)	Amount of acquisition cost of a business combination allocated to noncurrent deferred tax assets net of valuation allowance and noncurrent deferred tax liabilities.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Goodwill Amount (Deprecated 2013-01-31)	Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Liabilities Assumed (Deprecated 2013-01-31)	The amount of acquisition cost of a business combination allocated to liabilities assumed.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31)	The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.	View
us-gaap	Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset	Amount of increase (decrease) in the value of right to a contingent consideration asset.	View
us-gaap	Capitalized Exploratory Well Cost, Additions Pending Determination of Proved Reserves	Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves.	View
us-gaap	Capitalized Exploratory Well Cost, Charged to Expense (Deprecated 2016-01-31)	Capitalized exploratory well costs that were expensed during the year because proved reserves were not found at the exploratory well.	View
us-gaap	Capitalized Exploratory Well Cost, Charged to Expense	Amount of expense for capitalized exploratory well costs for which proved reserves were not found at the exploratory well.	View
us-gaap	Capitalized Exploratory Well Costs	The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period.	View
us-gaap	Capitalized Exploratory Well Costs that Have Been Capitalized for Period Greater than One Year	The amount of exploratory well costs that have been capitalized for a period of greater than one year after the completion of drilling.	View
us-gaap	Capitalized Exploratory Well Costs that Have Been Capitalized for Period of One Year or Less	The amount of exploratory well costs that have been capitalized for a period of one year or less after the completion of drilling.	View
us-gaap	Capital Leases, Balance Sheet, Assets by Major Class, Net	The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.	View
us-gaap	Cash Acquired from Acquisition	The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).	View
us-gaap	Cash and Cash Equivalents, at Carrying Value	Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.	View
us-gaap	Long-term Debt, Gross	Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.	View
us-gaap	Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash Dividends (Deprecated 2009-01-31)	Cash dividend declared by an entity to shareholders during the period. This element includes paid and unpaid dividends declared during the period.	View
us-gaap	Cash Flow Hedge Gain (Loss) Reclassified to Revenue, Net (Deprecated 2013-01-31)	The amount of net gains or losses on a cash flow hedge reclassified to revenues from accumulated other comprehensive income.	View
us-gaap	Cash Flow Hedge Gain Reclassified to Revenue (Deprecated 2013-01-31)	The amount of gains on a cash flow hedge reclassified in the period to revenues from accumulated other comprehensive income.	View
us-gaap	Cash Flow Hedge Loss Reclassified to Interest Expense (Deprecated 2013-01-31)	The amount of losses on a cash flow hedge reclassified in the period to interest expense from accumulated other comprehensive income.	View
us-gaap	Cash Flow Hedge Loss Reclassified to Revenue (Deprecated 2013-01-31)	The amount of losses on a cash flow hedge reclassified in the period to revenues from accumulated other comprehensive income.	View
us-gaap	Commitments and Contingencies	Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.	View
us-gaap	Common Stock, Dividends, Per Share, Declared	Aggregate dividends declared during the period for each share of common stock outstanding.	View
us-gaap	Common Stock, Par or Stated Value Per Share	Face amount or stated value per share of common stock.	View
us-gaap	Common Stock, Shares Authorized	The maximum number of common shares permitted to be issued by an entity's charter and bylaws.	View
us-gaap	Common Stock, Shares, Issued	Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.	View
us-gaap	Debt Instrument, Convertible, Conversion Price (Deprecated 2011-01-31)	The price per share of the conversion feature embedded in the debt instrument.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Attributable to Parent	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Issuance of Equity by Subsidiary to Noncontrolling Interests	Represents a sale (new stock issuance) by a subsidiary to noncontrolling interests (third parties, parties directly or indirectly unrelated to parent) during the period. The capital transaction by subsidiary does not result in a loss of control by the parent, but does effect a change in total (consolidated) equity attributable to the parent.	View
us-gaap	Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net	The increase (decrease) during the period impacting the parent's ownership interest in a subsidiary as it relates to the total (consolidated) equity attributable to the parent. The changes to the parent's ownership interest in a subsidiary represented by this element did not arise in a deconsolidation of the subsidiary from the consolidated financial statements.	View
us-gaap	Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Sale of Interest by Parent	Represents a sale by the parent of a portion of its equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The sale of the equity interest represented by this element does not result in a loss of control by the parent.	View
us-gaap	Contractual Obligation	Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.	View
us-gaap	Contributions from Noncontrolling Interests (Deprecated 2013-01-31)	Amount of cash inflow from contributions from noncontrolling interests in an investment.	View
us-gaap	Convertible Debt	Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.	View
us-gaap	Cost of Goods and Services Sold	The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.	View
us-gaap	Cost of Purchased Oil and Gas (Deprecated 2018-01-31)	Cost of oil and gas purchased during the reporting period.	View
us-gaap	Costs and Expenses	Total costs of sales and operating expenses for the period.	View
us-gaap	Energy Related Inventory, Crude Oil and Natural Gas Liquids	The aggregate carrying amount as of the balance sheet date of unrefined petroleum and the liquid hydrocarbon components recovered from natural gas.	View
us-gaap	Current Federal Tax Expense (Benefit)	Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Current Foreign Tax Expense (Benefit)	Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Current Income Tax Expense (Benefit)	Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.	View
us-gaap	Current State and Local Tax Expense (Benefit)	Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Debt Conversion, Converted Instrument, Amount (Deprecated 2011-01-31)	The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.	View
us-gaap	Debt Conversion, Converted Instrument, Shares Issued (Deprecated 2011-01-31)	The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.	View
us-gaap	Debt Instrument, Interest Rate, Stated Percentage	Contractual interest rate for funds borrowed, under the debt agreement.	View
us-gaap	Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	Amount of unamortized debt discount (premium) and debt issuance costs.	View
us-gaap	Debt Instrument, Unamortized Discount (Premium), Net	Amount, after accumulated amortization, of debt discount (premium).	View
us-gaap	Deferred Compensation Arrangement with Individual, Compensation Expense	The compensation expense recognized during the period pertaining to the deferred compensation arrangement.	View
us-gaap	Deferred Compensation Plan Assets	Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.	View
us-gaap	Deferred Federal Income Tax Expense (Benefit)	Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Foreign Income Tax Expense (Benefit)	Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Income Tax Expense (Benefit)	Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Tax Liabilities, Gross	Amount of deferred tax liability attributable to taxable temporary differences.	View
us-gaap	Deferred Income Tax Liabilities, Net	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.	View
us-gaap	Deferred Revenue, Current	Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.	View
us-gaap	Deferred Revenue, Noncurrent	Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as noncurrent.	View
us-gaap	Deferred Revenue, Revenue Recognized (Deprecated 2016-01-31)	Amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.	View
us-gaap	Deferred State and Local Income Tax Expense (Benefit)	Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Tax Asset, Interest Carryforward	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible interest carryforward.	View
us-gaap	Deferred Tax Assets, Gross	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.	View
us-gaap	Deferred Tax Assets, Hedging Transactions	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from hedging transactions.	View
us-gaap	Deferred Tax Assets, Net	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance, Current	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as current.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Other	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.	View
us-gaap	Deferred Tax Assets, Tax Credit Carryforwards	Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.	View
us-gaap	Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.	View
us-gaap	Deferred Tax Assets, Tax Credit Carryforwards, Foreign	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign tax credit carryforwards.	View
us-gaap	Deferred Tax Assets, Valuation Allowance	Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.	View
us-gaap	Deferred Tax Liabilities, Net	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.	View
us-gaap	Deferred Tax Liabilities, Net, Current	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as current.	View
us-gaap	Deferred Tax Liabilities, Derivatives	Amount of deferred tax liability attributable to taxable temporary differences from derivatives.	View
us-gaap	Deferred Tax Liabilities, Gross, Noncurrent	Gross amount of noncurrent deferred tax liabilities, which result from applying the applicable tax rate to taxable temporary differences pertaining to each jurisdiction to which the entity is obligated to pay income tax.	View
us-gaap	Deferred Tax Liabilities, Leasing Arrangements	Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements.	View
us-gaap	Deferred Tax Liabilities, Net, Noncurrent	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent.	View
us-gaap	Deferred Tax Liabilities, Other	Amount of deferred tax liability attributable to taxable temporary differences classified as other.	View
us-gaap	Deferred Tax Liabilities, Other Finite-Lived Assets	Amount of deferred tax liability attributable to taxable temporary differences from long-lived assets other than property, plant, and equipment.	View
us-gaap	Deferred Tax Liabilities, Property, Plant and Equipment	Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.	View
us-gaap	Defined Benefit Plan, Actuarial Net (Gains) Losses (Deprecated 2012-01-31)	The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan.	View
us-gaap	Defined Benefit Plan, Benefit Obligation	Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.	View
us-gaap	Defined Benefit Plan, Benefits Paid (Deprecated 2017-01-31)	The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.	View
us-gaap	Defined Benefit Plan, Expected Future Benefit Payments in Five Fiscal Years Thereafter (Deprecated 2012-01-31)	The amount of the aggregate benefits expected to be paid in the five fiscal years thereafter (the aggregate amount of benefits expected to be paid in years 6 through 10 after the date of the latest statement of financial position).	View
us-gaap	Defined Benefit Plan, Expected Future Benefit Payments in Year Five (Deprecated 2012-01-31)	The amount of the benefits expected to be paid in Year 5.	View
us-gaap	Defined Benefit Plan, Expected Future Benefit Payments in Year Four (Deprecated 2012-01-31)	The amount of the benefits expected to be paid in Year 4.	View
us-gaap	Defined Benefit Plan, Expected Future Benefit Payments in Year One (Deprecated 2012-01-31)	The amount of the benefits expected to be paid in Year 1.	View
us-gaap	Defined Benefit Plan, Expected Future Benefit Payments in Year Three (Deprecated 2012-01-31)	The amount of the benefits expected to be paid in Year 3.	View
us-gaap	Defined Benefit Plan, Expected Future Benefit Payments in Year Two (Deprecated 2012-01-31)	The amount of the benefits expected to be paid in Year 2.	View
us-gaap	Derivative Asset, Fair Value, Net (Deprecated 2013-01-31)	Fair value of the gross assets less the gross liabilities of a derivative asset or group of derivative assets.	View
us-gaap	Derivative Asset Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31)	Fair value of a derivative asset that is not designated or qualifying as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.	View
us-gaap	Derivative Asset	Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative Assets (Liabilities), at Fair Value, Net	Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.	View
us-gaap	Derivative Asset, Noncurrent	Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative Asset, Fair Value, Gross Asset	Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.	View
us-gaap	Derivative Asset, Fair Value, Amount Not Offset Against Collateral	Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.	View
us-gaap	Derivative Liability, Fair Value, Gross Liability	Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.	View
us-gaap	Derivative, Fixed Interest Rate	Fixed interest rate related to the interest rate derivative.	View
us-gaap	Derivative, Gain (Loss) on Derivative, Net	Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.	View
us-gaap	Derivative, Gain on Derivative	Amount of increase in the fair value of derivatives recognized in the income statement.	View
us-gaap	Derivative Liability	Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative Liability, Current	Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative Liability, Noncurrent	Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative Liability Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31)	Fair value of a derivative liability (or nonderivative instrument) that is designated and qualifies as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.	View
us-gaap	Derivative Liability Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31)	Fair value of a derivative liability that is not designated or qualifying as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.	View
us-gaap	Derivative, Loss on Derivative	Amount of decrease in the fair value of derivatives recognized in the income statement.	View
us-gaap	Derivative, Variable Interest Rate	Variable interest rate in effect as of the balance sheet date related to the interest rate derivative.	View
us-gaap	Dilutive Securities, Effect on Basic Earnings Per Share	Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.	View
us-gaap	Dilutive Securities, Effect on Basic Earnings Per Share, Dilutive Convertible Securities	Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise of dilutive convertible securities excluding adjustments related to ESOP convertible preferred stock, stock options, and restrictive stock units.	View
us-gaap	Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.	View
us-gaap	Disposal Group, Including Discontinued Operation, Consideration	Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.	View
us-gaap	Disposal Group, Including Discontinued Operation, Deferred Tax Assets	Amount classified as deferred tax assets attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities	Amount classified as deferred tax liabilities attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Goodwill (Deprecated 2014-01-31)	For the disposal group, including a component of the entity (discontinued operation), carrying amount of goodwill (adjusted for any amortization recognized prior to adoption of FAS 142 and impairment charges).	View
us-gaap	Disposal Group, Including Discontinued Operation, Goodwill, Noncurrent	Amount classified as goodwill attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	Amount of gross profit attributable to disposal group, including, but not limited to, discontinued operation.	View
us-gaap	Disposal Group, Including Discontinued Operation, Inventory, Current	Amount classified as inventory attributable to disposal group, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Other Assets	Amount classified as other assets attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Other Assets, Current	Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Other Liabilities, Current	Amount classified as other liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Other Liabilities	Amount classified as other liabilities attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Property, Plant and Equipment	Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of.	View
us-gaap	Distribution Made to Member or Limited Partner, Cash Distributions Declared (Deprecated 2013-01-31)	The equity impact of cash distributions declared to a common shareholder or unit-holder by a LLC or LP.	View
us-gaap	Distribution Made to Member or Limited Partner, Distributions Declared, Per Unit (Deprecated 2013-01-31)	Per-share or per-unit cash distributions declared to a common shareholder or unit-holder by an LLC or LP.	View
us-gaap	Dividends, Cash	Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred.	View
us-gaap	Due from Affiliate, Current	Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).	View
us-gaap	Due to Affiliate (Deprecated 2009-01-31)	Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date).	View
us-gaap	Due to Affiliate, Current	Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Early Repayment of Senior Debt	The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity.	View
us-gaap	Earnings Per Share, Basic	The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.	View
us-gaap	Finance Lease, Liability, Undiscounted Excess Amount	Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.	View
us-gaap	Finance Lease, Principal Payments	Amount of cash outflow for principal payment on finance lease.	View
us-gaap	Earnings Per Share, Diluted	The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.	View
us-gaap	Effective Income Tax Rate Reconciliation, Percent	Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.	View
us-gaap	Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	Percentage of domestic federal statutory tax rate applicable to pretax income (loss).	View
us-gaap	Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent	Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.	View
us-gaap	Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount	Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.	View
us-gaap	Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent	Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).	View
us-gaap	Effect of Exchange Rate on Cash and Cash Equivalents	Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.	View
us-gaap	Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	Amount of cost not yet recognized for nonvested award under share-based payment arrangement.	View
us-gaap	Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards (Deprecated 2011-01-31)	As of the latest balance sheet date presented, the total compensation cost related to outstanding, nonvested equity-based compensation awards not yet recognized (will be charged against earnings as services are performed or other vesting criteria are met).	View
us-gaap	Proceeds from Equity Method Investment, Distribution	Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.	View
us-gaap	Equity Method Investment, Net Sales Proceeds (Deprecated 2016-01-31)	This item represents the amount of net sales proceeds received on disposal of an equity method investment.	View
us-gaap	Equity Method Investment, Ownership Percentage	The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.	View
us-gaap	Equity Method Investment, Realized Gain (Loss) on Disposal	Amount of gain (loss) on sale or disposal of an equity method investment.	View
us-gaap	Equity Method Investments	This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.	View
us-gaap	Excess Tax Benefit from Share-based Compensation, Financing Activities	Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.	View
us-gaap	Excise and Sales Taxes	The amount of excise and sales taxes included in sales and revenues, which are then deducted as a cost of sales. Includes excise taxes, which are applied to specific types of transactions or items (such as gasoline or alcohol); and sales, use and value added taxes, which are applied to a broad class of revenue-producing transactions involving a wide range of goods and services.	View
us-gaap	Exploration Abandonment and Impairment Expense	The adjustment to expense previously capitalized costs of drilling exploratory wells when proved reserves are not found or when the entity obtains information that raises substantial doubt about the economic or operational viability of the project.	View
us-gaap	Finance Lease, Right-of-Use Asset, after Accumulated Amortization	Amount, after accumulated amortization, of right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Interest Expense	Amount of interest expense on finance lease liability.	View
us-gaap	Finance Lease, Liability	Present value of lessee's discounted obligation for lease payments from finance lease.	View
us-gaap	Finance Lease, Liability, Current	Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.	View
us-gaap	Finance Lease, Liability, Noncurrent	Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.	View
us-gaap	Finance Lease, Liability, Payment, Due	Amount of lessee's undiscounted obligation for lease payments for finance lease.	View
us-gaap	Finance Lease, Liability, to be Paid, after Year Five	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, Payments, Due in Next Rolling Twelve Months	Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth fiscal year following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling after Year Five	Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Four	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fourth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Three	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in third rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Two	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, to be Paid, Year One	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Five	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Four	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Three	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Two	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Nonoperating Income	Amount of income related to nonoperating activities, classified as other.	View
us-gaap	Foreign Currency Transaction Loss, before Tax	Amount before tax of foreign currency transaction realized and unrealized loss recognized in the income statement.	View
us-gaap	Gain (Loss) on Derivative Instruments, Net, Pretax	Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.	View
us-gaap	Gain (Loss) on Disposition of Assets	Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.	View
us-gaap	Gain (Loss) on Disposition of Other Assets	Amount of gain (loss) on sale or disposal of other assets.	View
us-gaap	Gain (Loss) on Disposition of Property Plant Equipment	Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.	View
us-gaap	Gain on Derivative Instruments, Pretax	Aggregate gain on all derivative instruments recognized in earnings during the period, before tax effects.	View
us-gaap	Gain (Loss) on Disposition of Stock in Subsidiary	Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries.	View
us-gaap	Gain (Loss) on Extinguishment of Debt	Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.	View
us-gaap	Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost	Reflects the difference between the fair value of payments made to legally extinguish a debt and its carrying value at that time. This item excludes the write-off of amounts previously capitalized as debt issuance costs.	View
us-gaap	Gain (Loss) on Disposition of Assets for Financial Service Operations	Amount of gain (loss) on sale or disposal of assets utilized in financial service operations.	View
us-gaap	Gains (Losses) on Sales of Other Assets (Deprecated 2013-01-31)	The net gain (loss) resulting from the sale or disposal of assets not required to be reported separately in the statement of income.	View
us-gaap	Gas Gathering, Transportation, Marketing and Processing Costs (Deprecated 2018-01-31)	Cost incurred related to the gas activities, such as transportation, marketing and processing crude oil, natural gas and refined petroleum products.	View
us-gaap	General and Administrative Expense	The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.	View
us-gaap	Goodwill	Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Goodwill, Written off Related to Sale of Business Unit	Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Guarantor Obligations, Maximum Exposure, Undiscounted	Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.	View
us-gaap	Impairment of Long-Lived Assets Held-for-use	The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).	View
us-gaap	Impairment of Oil and Gas Properties	The expense recorded to reduce the value of oil and gas assets consisting of proved properties and unproved properties as the estimate of future successful production from these properties is reduced.	View
us-gaap	Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	Amount after tax of income (loss) from continuing operations attributable to the parent.	View
us-gaap	Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.	View
us-gaap	Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.	View
us-gaap	Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.	View
us-gaap	Income (Loss) from Continuing Operations, Per Basic Share	The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.	View
us-gaap	Income (Loss) from Equity Method Investments	Amount of income (loss) for proportionate share of equity method investee's income (loss).	View
us-gaap	Income Tax Credits and Adjustments	A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.	View
us-gaap	Income Tax Effects Allocated Directly to Equity, Employee Stock Options	The tax effects of employee stock option transactions that are recognized differently for financial reporting and tax purposes, occurring during the period and charged or credited directly to shareholders' equity.	View
us-gaap	Income Tax Effects Allocated Directly to Equity, Equity Transactions	The tax effect of an increase or decrease in contributed capital (for example, deductible expenditures reported as a reduction of the proceeds from issuing capital stock) during the period charged or credited directly to shareholders' equity.	View
us-gaap	Income Tax Effects Allocated Directly to Equity, Other	The tax effect of items occurring during the period that have been charged or credited directly to components of shareholders' equity and are not otherwise defined.	View
us-gaap	Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority	The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority.	View
us-gaap	Income Tax Examination, Penalties Expense	The amount of estimated penalties recognized in the period arising from income tax examinations.	View
us-gaap	Income Tax Expense (Benefit)	Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.	View
us-gaap	Income Taxes Paid	The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.	View
us-gaap	Income Taxes Paid, Net	The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.	View
us-gaap	Income Taxes Receivable, Current	Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.	View
us-gaap	Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.	View
us-gaap	Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.	View
us-gaap	Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.	View
us-gaap	Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.	View
us-gaap	Proceeds from Income Tax Refunds	The amount of cash received during the period as refunds for the overpayment of taxes.	View
us-gaap	Increase (Decrease) in Accounts Receivable	The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.	View
us-gaap	Increase (Decrease) in Accrued Cost of Oil and Gas Reclamation	The increase (decrease) during the reporting period in accrued costs that represent future cash outlays for restoration and reclamation of oil and gas producing properties.	View
us-gaap	Increase (Decrease) in Income Taxes Payable	The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.	View
us-gaap	Increase (Decrease) in Deferred Income Taxes	The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.	View
us-gaap	Increase (Decrease) in Derivative Assets and Liabilities	The increase (decrease) during the period in the net carrying value of derivative instruments reported as assets and liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).	View
us-gaap	Increase (Decrease) in Income Taxes Receivable	The increase (decrease) during the reporting period in income taxes receivable, which represents the amount due from tax authorities for refunds of overpayments or recoveries of income taxes paid.	View
us-gaap	Increase (Decrease) in Interest Payable, Net	The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity.	View
us-gaap	Increase (Decrease) in Inventories	The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.	View
us-gaap	Increase (Decrease) in Other Current Assets	Amount of increase (decrease) in current assets classified as other.	View
us-gaap	Increase (Decrease) in Other Current Liabilities	Amount of increase (decrease) in current liabilities classified as other.	View
us-gaap	Increase (Decrease) in Other Operating Assets	Amount of increase (decrease) in operating assets classified as other.	View
us-gaap	Increase (Decrease) in Other Operating Liabilities	Amount of increase (decrease) in operating liabilities classified as other.	View
us-gaap	Increase (Decrease) in Prepaid Expense	The increase (decrease) during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Contingently Issuable Shares	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of contingently issuable shares. Contingently issuable shares are those shares that are issuable for little or no cash contingent on certain conditions being met.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible debt securities using the if-converted method.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.	View
us-gaap	Interest Costs Capitalized	Amount of interest capitalized during the period.	View
us-gaap	Interest Costs Capitalized Adjustment	Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred.	View
us-gaap	Interest Costs Incurred	Total interest costs incurred during the period and either capitalized or charged against earnings.	View
us-gaap	Interest Expense	Amount of the cost of borrowed funds accounted for as interest expense.	View
us-gaap	Interest Paid, Including Capitalized Interest, Operating and Investing Activities	Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.	View
us-gaap	Net Cash Provided by (Used in) Investing Activities	Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.	View
us-gaap	Interest Payable, Current	Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Inventory, Drilling, Noncurrent	Carrying amount as of the balance sheet date of inventories of minerals, materials and supplies related to long-term drilling operations.	View
us-gaap	Inventory, Net	Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.	View
us-gaap	Inventory, Raw Materials and Supplies, Net of Reserves	Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.	View
us-gaap	Inventory Valuation Reserves	Amount of valuation reserve for inventory.	View
us-gaap	Inventory Write-down	Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.	View
us-gaap	Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	Amount of investment in equity method investee and investment in and advance to affiliate.	View
us-gaap	Investments in and Advances to Affiliates, at Fair Value, Period Increase (Decrease)	Amount of increase (decrease) in the investments in and advances to affiliates.	View
us-gaap	Operating Leases, Rent Expense	Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.	View
us-gaap	Lease, Cost	Amount of lease cost recognized by lessee for lease contract.	View
us-gaap	Legal Fees	The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid	Amount of lessee's undiscounted obligation for lease payment for operating lease.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due after Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, after Year Five	Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Four	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fourth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Three	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in third rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Two	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in second rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due Next Rolling Twelve Months	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in next rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Proceeds from Issuance of Common Limited Partners Units	The cash inflow from the issuance of common limited partners units during the period.	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Five	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Four	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Three	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Two	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year	Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.	View
us-gaap	Lessee, Operating Lease, Liability, Undiscounted Excess Amount	Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.	View
us-gaap	Liabilities and Equity	Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.	View
us-gaap	Liabilities, Current	Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.	View
us-gaap	Financial and Nonfinancial Liabilities, Fair Value Disclosure	Fair value of financial and nonfinancial obligations.	View
us-gaap	Disposal Group, Including Discontinued Operation, Liabilities	Amount classified as liabilities attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Liabilities, Current	Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Limited Partners' Capital Account, Units Issued	The number of limited partner units issued.	View
us-gaap	Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)	Amount borrowed under the credit facility as of the balance sheet date.	View
us-gaap	Line of Credit Facility, Maximum Amount Outstanding During Period	Maximum amount borrowed under the credit facility at any time during the period.	View
us-gaap	Line of Credit Facility, Maximum Borrowing Capacity	Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.	View
us-gaap	Line of Credit Facility, Remaining Borrowing Capacity	Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).	View
us-gaap	Long-term Debt	Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-term Debt, Current Maturities	Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-Term Debt, Maturity, after Year Five	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-term Debt, Maturities, Repayments of Principal in Rolling after Year Five	Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Long-term Debt, Maturities, Repayments of Principal in Rolling Year Four	Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Long-term Debt, Maturities, Repayments of Principal in Rolling Year Three	Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Long-Term Debt, Maturity, Year Five	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Four	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Three	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Two	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-term Debt, Excluding Current Maturities	Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-term Investments	The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).	View
us-gaap	Loss from Catastrophes	The charge against earnings in the period for the uninsured portion of a loss from a fire, explosion, or natural disaster (hurricane, earthquake).	View
us-gaap	Loss on Derivative Instruments, Pretax	Aggregate loss on all derivative instruments charged against earnings during the period, before tax effects.	View
us-gaap	Stockholders' Equity Attributable to Noncontrolling Interest	Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).	View
us-gaap	Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.	View
us-gaap	Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).	View
us-gaap	Other Liabilities, Noncurrent	Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.	View
us-gaap	Net Income (Loss) Attributable to Parent	The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.	View
us-gaap	Net Income (Loss) Attributable to Noncontrolling Interest	Amount of Net Income (Loss) attributable to noncontrolling interest.	View
us-gaap	Net Income (Loss) Attributable to Parent, Diluted	The portion of profit or loss for the period, net of income taxes, which is attributable to the parent, and includes adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.	View
us-gaap	Net Income (Loss) Available to Common Stockholders, Basic	Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.	View
us-gaap	Net Income (Loss) Available to Common Stockholders, Diluted	Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.	View
us-gaap	Noncontrolling Interest, Decrease from Deconsolidation	The amount of the reduction or elimination during the period of a noncontrolling interest resulting from the parent's loss of control and deconsolidation of the entity in which one or more outside parties had a noncontrolling interest.	View
us-gaap	Noncontrolling Interest, Increase from Subsidiary Equity Issuance	Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders.	View
us-gaap	Financing Receivable, before Allowance for Credit Loss, Current	Amount, before allowance for credit loss, of financing receivable, classified as current.	View
us-gaap	Financing Receivable, after Allowance for Credit Loss	Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.	View
us-gaap	Number of Reportable Segments	Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.	View
us-gaap	Oil and Gas Delivery Commitments and Contracts, Daily Production	Amount of daily production of the applicable energy source.	View
us-gaap	Oil and Gas Production Expense (Deprecated 2018-01-31)	Costs incurred to operate and maintain an entities' wells and related equipment and facilities, including depreciation and applicable operating costs of support equipment and facilities and other costs of operating and maintaining those wells and related equipment and facilities.	View
us-gaap	Oil and Gas Property, Successful Effort Method, Accumulated Depreciation, Depletion and Amortization	Amount of accumulated depreciation, depletion and amortization of oil and gas property carried under the successful effort method. Oil and gas property include, but not limited to, the entity's wells and related equipment and facilities.	View
us-gaap	Oil and Gas Property, Successful Effort Method, Net	Oil and gas properties net of accumulated depreciation, depletion, amortization, impairment, and abandonment, carried under the successful effort method.	View
us-gaap	Oil and Gas Revenue (Deprecated 2018-01-31)	Aggregate revenue during the period related to oil and gas business activities.	View
us-gaap	Operating Lease, Cost	Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.	View
us-gaap	Operating Lease, Liability	Present value of lessee's discounted obligation for lease payments from operating lease.	View
us-gaap	Operating Lease, Liability, Current	Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.	View
us-gaap	Operating Lease, Liability, Noncurrent	Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.	View
us-gaap	Operating Lease, Payments	Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.	View
us-gaap	Operating Lease, Payments, Use	Amount of cash outflow from operating lease to bring another asset to condition and location necessary for its intended use.	View
us-gaap	Operating Lease, Right-of-Use Asset	Amount of lessee's right to use underlying asset under operating lease.	View
us-gaap	Operating Leases, Future Minimum Payments Due	Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.	View
us-gaap	Operating Leases, Future Minimum Payments Due, Next Twelve Months	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Other Noncash Income (Expense)	Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.	View
us-gaap	Other Nonoperating Expense	Amount of expense related to nonoperating activities, classified as other.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Four Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Three Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Two Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due Thereafter	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Lease, Weighted Average Discount Rate, Percent	Weighted average discount rate for operating lease calculated at point in time.	View
us-gaap	Option Indexed to Issuer's Equity, Strike Price	Exercise or strike price stated in the contract for options indexed to the issuer's equity shares.	View
us-gaap	Other Asset Impairment Charges	The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.	View
us-gaap	Other Assets, Current	Amount of current assets classified as other.	View
us-gaap	Other Assets, Noncurrent	Amount of noncurrent assets classified as other.	View
us-gaap	Other Commitment	Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.	View
us-gaap	Other Commitment, to be Paid, after Year Five	Amount of commitment classified as other to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Five	Amount of commitment classified as other to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Four	Amount of commitment classified as other to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year One	Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Two	Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Three	Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Noncontrolling Interest	Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to noncontrolling interests.	View
us-gaap	Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax Effect (Deprecated 2012-01-31)	Total tax effect of the change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. The change includes an entity's share of an equity investee's increase or decrease in deferred hedging gains or losses. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.	View
us-gaap	Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	Amount of tax expense (benefit), after reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).	View
us-gaap	Other Comprehensive Income (Loss), Net of Tax	Amount after tax and reclassification adjustments of other comprehensive income (loss).	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax	Amount before tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2013-01-31)	Before tax amount of the income statement impact of the reclassification adjustment of accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges realized in net income. Also includes reclassification adjustments of an entity's share of an equity investee's deferred hedging gain (loss) realized in net income.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2013-01-31)	Net of tax amount of the income statement impact of the reclassification adjustment of accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges realized in net income. Also includes reclassification adjustments of an entity's share of an equity investee's deferred hedging gain (loss) realized in net income.	View
us-gaap	Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent (Deprecated 2012-01-31)	Tax effect of the change in accumulated other comprehensive income, that is, the tax effect on items included in other comprehensive income during the period that is attributable to the parent entity. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2012-01-31)	Pre tax reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2012-01-31)	Net of tax effect of the reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period.	View
us-gaap	Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).	View
us-gaap	Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).	View
us-gaap	Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	Amount of tax expense (benefit), before reclassification adjustments, related to increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).	View
us-gaap	Other General Expense	Amount of general expenses not normally included in Other Operating Costs and Expenses.	View
us-gaap	Other Income	Amount of revenue and income classified as other.	View
us-gaap	Other Interest and Dividend Income	Amount, after discount, accretion and premium amortization, of interest income and dividend income classified as other.	View
us-gaap	Other Liabilities, Current	Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.	View
us-gaap	Paid-in-Kind Interest	Interest paid other than in cash for example by issuing additional debt securities. As a noncash item, it is added to net income when calculating cash provided by or used in operations using the indirect method.	View
us-gaap	Participating Securities, Distributed and Undistributed Earnings (Loss), Basic	Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method.	View
us-gaap	Partners' Capital Account, Units, Sale of Units	Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners.	View
us-gaap	Payments for Hedge, Financing Activities	The cash outflow for a financial contract that meets the hedge criteria as either cash flow hedge, fair value hedge or hedge of net investment in foreign operations.	View
us-gaap	Payments for Legal Settlements	The amount of cash paid for the settlement of litigation or for other legal issues during the period.	View
us-gaap	Payments for (Proceeds from) Derivative Instrument, Financing Activities	The net cash outflow or inflow from derivative instruments during the period, which are classified as financing activities, excluding those designated as hedging instruments.	View
us-gaap	Payments for Repurchase of Common Stock	The cash outflow to reacquire common stock during the period.	View
us-gaap	Payments for Restructuring	Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.	View
us-gaap	Payment for Debt Extinguishment or Debt Prepayment Cost	Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.	View
us-gaap	Payments of Debt Issuance Costs	The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.	View
us-gaap	Payments of Distributions to Affiliates	The distributions of earnings to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.	View
us-gaap	Payments of Dividends	Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.	View
us-gaap	Payments of Financing Costs	The cash outflow for loan and debt issuance costs.	View
us-gaap	Payments to Acquire Businesses, Net of Cash Acquired	The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.	View
us-gaap	Payments to Acquire Held-to-maturity Securities	Amount of cash outflow through purchase of long-term held-to-maturity securities.	View
us-gaap	Payments to Acquire Interest in Subsidiaries and Affiliates	The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).	View
us-gaap	Payments to Acquire Oil and Gas Property	The cash outflow to purchase of mineral interests in oil and gas properties for use in the normal oil and gas operations and not intended for resale.	View
us-gaap	Payments to Acquire Other Productive Assets	Amount of cash outflow for the purchase of or improvements to tangible or intangible assets, used to produce goods or deliver services, classified as other.	View
us-gaap	Payments to Acquire Productive Assets	The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.	View
us-gaap	Prepaid Expense, Current	Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.	View
us-gaap	Proceeds from Contributions from Affiliates	The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership.	View
us-gaap	Proceeds from Convertible Debt	The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.	View
us-gaap	Proceeds from Divestiture of Businesses, Net of Cash Divested	This element represents the cash inflow during the period from the sale of a component of the entity.	View
us-gaap	Proceeds from Divestiture of Interest in Consolidated Subsidiaries	The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).	View
us-gaap	Proceeds from Divestiture of Interest in Subsidiaries and Affiliates	The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or sale of an entity that is related to it but not strictly controlled.	View
us-gaap	Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised	Amount of cash inflow from issuance of shares under share-based payment arrangement. Includes, but is not limited to, option exercised.	View
us-gaap	Proceeds from Lines of Credit	Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.	View
us-gaap	Proceeds from (Payments for) Other Financing Activities	Amount of cash inflow (outflow) from financing activities classified as other.	View
us-gaap	Proceeds from (Repayments of) Other Debt	Amount of cash inflow (outflow) for debt classified as other.	View
us-gaap	Proceeds from Sale and Maturity of Held-to-maturity Securities	Amount of cash inflow from the sale or maturity of long-term held-to-maturity securities.	View
us-gaap	Proceeds from Sale of Equity Method Investments	The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.	View
us-gaap	Proceeds from Sale of Productive Assets	The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.	View
us-gaap	Proceeds from Stock Options Exercised	Amount of cash inflow from exercise of option under share-based payment arrangement.	View
us-gaap	Production Tax Expense	A tax assessed on oil and gas production.	View
us-gaap	Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.	View
us-gaap	Projects that have Exploratory Well Costs that have been Capitalized for Period Greater than One Year, Number of Projects	The number of projects for which exploratory well costs have been capitalized for a period of greater than one year after the completion of drilling.	View
us-gaap	Property, Plant and Equipment, Gross	Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.	View
us-gaap	Property, Plant and Equipment, Net	Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.	View
us-gaap	Property, Plant and Equipment, Other, Gross	Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale.	View
us-gaap	Property, Plant and Equipment, Useful Life, Maximum (Deprecated 2012-01-31)	The maximum useful life of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.	View
us-gaap	Property, Plant and Equipment, Useful Life, Minimum (Deprecated 2012-01-31)	The minimum useful life of long lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.	View
us-gaap	Proved Oil and Gas Property, Successful Effort Method	Oil and Gas properties with proved reserves under the successful effort method.	View
us-gaap	Reclassification to Well, Facilities, and Equipment Based on Determination of Proved Reserves	Previously capitalized costs of the drilling of wells that were reclassified as part of the costs of the enterprise's wells and related equipment and facilities at the time that proved reserves were found.	View
us-gaap	Recovery of Direct Costs	Return of or reimbursements received in relation to direct costs and expenses previously paid or incurred.	View
us-gaap	Related Party Transaction, Purchases from Related Party	Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.	View
us-gaap	Related Party Transaction, Revenues from Transactions with Related Party (Deprecated 2012-01-31)	Revenues, net of returns and allowances, realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.	View
us-gaap	Repayments of Lines of Credit	Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.	View
us-gaap	Repayments of Long-term Debt	The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.	View
us-gaap	Repayments of Other Debt	Amount of cash outflow for the payment of debt classified as other.	View
us-gaap	Restricted Cash, Current	Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.	View
us-gaap	Restructuring and Related Cost, Expected Cost	Amount expected to be recognized in earnings for the specified restructuring cost.	View
us-gaap	Restructuring and Related Cost, Expected Cost Remaining	Amount of expected cost remaining for the specified restructuring cost.	View
us-gaap	Restructuring and Related Cost, Incurred Cost	Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.	View
us-gaap	Restructuring and Related Cost, Number of Positions Eliminated	The number of positions eliminated during the period as a result of restructuring activities.	View
us-gaap	Restructuring and Related Cost, Number of Positions Eliminated, Period Percent	The number of positions eliminated during the period as a percentage of total positions eliminated during the period in connection with the restructuring plan(s).	View
us-gaap	Restructuring Charges	Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.	View
us-gaap	Restructuring Reserve	Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.	View
us-gaap	Restructuring and Related Cost, Accelerated Depreciation	Amount of accelerated depreciation charged against earnings associated with exit from or disposal of business activities or restructuring plan.	View
us-gaap	Restructuring Reserve, Noncurrent	Carrying amount as of the balance sheet date of known and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid after one year or beyond the next operating cycle, if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.	View
us-gaap	Restructuring Reserve, Settled without Cash	Amount of decrease in the reserve for full or partial settlement through consideration other than cash.	View
us-gaap	Retained Earnings (Accumulated Deficit)	The cumulative amount of the reporting entity's undistributed earnings or deficit.	View
us-gaap	Revenue from Contract with Customer, Including Assessed Tax	Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.	View
us-gaap	Revenue from Purchased Oil and Gas (Deprecated 2018-01-31)	Revenue from sale of oil and gas purchased from other sources.	View
us-gaap	Revenue from Related Parties	Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.	View
us-gaap	Revenues	Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).	View
us-gaap	Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	Amount of increase in right-of-use asset obtained in exchange for operating lease liability.	View
us-gaap	Sale of Stock, Percentage of Ownership before Transaction	Percentage of subsidiary's or equity investee's stock owned by parent company before stock transaction.	View
us-gaap	Segment Reporting, Entity Consolidated Assets (Deprecated 2011-01-31)	Consolidated entity assets.	View
us-gaap	Severance Costs	Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.	View
us-gaap	Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value	Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31)	The period of time an equity-based award is expected to be outstanding. An equity-based award's expected term is generally determined based on, among other factors, the instrument's contractual term and the effects of employees' expected exercise and post-vesting employment termination behavior.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	The risk-free interest rate assumption that is used in valuing an option on its own shares.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period	Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	Gross number of share options (or share units) granted during the period.	View
us-gaap	Share-based Payment Arrangement, Plan Modification, Number of Grantees Affected	Number of grantees affected by modification of award under share-based payment arrangement.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares	Number of non-vested options outstanding.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares	Number of options vested.	View
us-gaap	Share Price	Price of a single share of a number of saleable stocks of a company.	View
us-gaap	Shares, Outstanding	Number of shares issued which are neither cancelled nor held in the treasury.	View
us-gaap	Short-term Investments	Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.	View
us-gaap	Short-term Lease, Cost	Amount of short-term lease cost, excluding expense for lease with term of one month or less.	View
us-gaap	Stockholders' Equity Attributable to Parent	Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.	View
us-gaap	Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.	View
us-gaap	Stockholders' Equity, Other	This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.	View
us-gaap	Stock Issued During Period, Shares, Conversion of Convertible Securities	Number of shares issued during the period as a result of the conversion of convertible securities.	View
us-gaap	Stock Issued During Period, Shares, New Issues	Number of new stock issued during the period.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	Number of share options (or share units) exercised during the current period.	View
us-gaap	Stock Issued During Period, Shares, Treasury Stock Reissued	Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.	View
us-gaap	Stock Issued During Period, Value, Acquisitions	Value of stock issued pursuant to acquisitions during the period.	View
us-gaap	Stock Issued During Period, Value, Conversion of Convertible Securities	The gross value of stock issued during the period upon the conversion of convertible securities.	View
us-gaap	Stock Issued During Period, Value, New Issues	Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.	View
us-gaap	Stock Issued During Period, Value, Stock Options Exercised	Value of stock issued as a result of the exercise of stock options.	View
us-gaap	Stock Issued During Period, Value, Treasury Stock Reissued	Value of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.	View
us-gaap	Stock Repurchase Program, Authorized Amount	Amount of stock repurchase plan authorized.	View
us-gaap	Stock Repurchase Program, Remaining Authorized Repurchase Amount	Amount remaining of a stock repurchase plan authorized.	View
us-gaap	Storm Damage Provision	A noncash adjustment to the provision established for storm damage by an oil, gas, or utility company.	View
us-gaap	Subsequent Event, Amount (Deprecated 2013-01-31)	Reflects the known or estimated financial effect of the event, or transaction that occurred between the balance sheet date and the date the financial statements are issued or available to be issued.	View
us-gaap	Subsequent Event, Amount, Higher Range (Deprecated 2013-01-31)	The highest estimated amount of the financial effect of the event or transaction that occurred between the balance sheet date and the date the financial statements are issued or available to be issued.	View
us-gaap	Subsequent Event, Amount, Lower Range (Deprecated 2013-01-31)	The lowest estimated amount of the financial effect of the event or transaction that occurred between the balance sheet date and the date the financial statements are issued or available to be issued.	View
us-gaap	Subsidiary or Equity Method Investee, Deferred Income Tax Provision on Gain (Loss) Recognized, Amount	The amount provided for deferred income taxes in relation to any gain (loss) recognized in income of the entity resulting from the issuance of shares by a subsidiary or equity method investee.	View
us-gaap	Tangible Asset Impairment Charges	The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.	View
us-gaap	Taxes, Miscellaneous	All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax.	View
us-gaap	Taxes Other than Income, Excise, Production and Property Taxes (Deprecated 2009-01-31)	Taxes other than income taxes, if not included elsewhere, that could include, property tax or other selling and distribution-related taxes.	View
us-gaap	Debt Securities, Trading, and Equity Securities, FV-NI	Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).	View
us-gaap	Treasury Stock, Common, Value	Amount allocated to previously issued common shares repurchased by the issuing entity and held in treasury.	View
us-gaap	Treasury Stock, Shares	Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.	View
us-gaap	Treasury Stock, Shares, Acquired	Number of shares that have been repurchased during the period and are being held in treasury.	View
us-gaap	Treasury Stock, Value	The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.	View
us-gaap	Treasury Stock, Value, Acquired, Cost Method	Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.	View
us-gaap	Unamortized Debt Issuance Expense	The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.	View
us-gaap	Unproved Oil and Gas Property, Successful Effort Method	Oil and Gas properties with unproved reserves under the successful effort method.	View
us-gaap	Unrecognized Tax Benefits	Amount of unrecognized tax benefits.	View
us-gaap	Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.	View
us-gaap	Unusual or Infrequent Item, or Both, Insurance Proceeds	Amount of insurance proceeds for an event or transaction that is unusual in nature or infrequent in occurrence, or both.	View
us-gaap	Variable Lease, Cost	Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.	View
us-gaap	Weighted Average Number of Shares Outstanding, Basic and Diluted	Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).	View
us-gaap	Weighted Average Number of Shares Outstanding, Basic	Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.	View
us-gaap	Write off of Deferred Debt Issuance Cost	Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.	View
us-gaap	1806536	None	View
us-gaap	Investments, Fair Value Disclosure	Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.	View
us-gaap	Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months	Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Long-term Debt, Maturities, Repayments of Principal in Rolling Year Five	Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Long-term Debt, Maturities, Repayments of Principal in Rolling Year Two	Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	Amount of increase in right-of-use asset obtained in exchange for finance lease liability.	View
us-gaap	Sublease Income	Amount of sublease income excluding finance and operating lease expense.	View
us-gaap	Payments to Acquire Investments	The cash outflow associated with the purchase of all investments (debt, security, other) during the period.	View
us-gaap	Dividends, Common Stock, Cash	Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.	View
us-gaap	Interest Income, Operating	Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.	View
us-gaap	Payments to Acquire Short-term Investments	The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.	View
us-gaap	Stock Issued During Period, Value, Employee Stock Purchase Plan	Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.	View
us-gaap	Share-based Payment Arrangement, Amount Capitalized	Amount of cost capitalized for award under share-based payment arrangement.	View
us-gaap	Income Taxes Receivable	Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable.	View
us-gaap	Accounts Payable, Other, Current	Amount of obligations incurred classified as other, payable within one year or the normal operating cycle, if longer.	View
us-gaap	Prepaid Expense and Other Assets, Current	Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.	View
us-gaap	Treasury Stock, Common, Shares	Number of previously issued common shares repurchased by the issuing entity and held in treasury.	View
us-gaap	Equity Securities, FV-NI, Unrealized Gain (Loss)	Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).	View
us-gaap	Loss Contingency Accrual, Period Increase (Decrease)	Amount of increase (decrease) in loss contingency liability.	View
us-gaap	Share-based Payment Arrangement, Noncash Expense	Amount of noncash expense for share-based payment arrangement.	View

Chart of Accounts => Accounts

Name	View

Accounts Payable, Trade (Deprecated 2009-01-31)	View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	View
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	View
Cash, Cash Equivalents, and Short-term Investments	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	View
Deferred Tax Assets, Operating Loss Carryforwards	View
Deferred Tax Liabilities, Other Finite-Lived Assets	View
Defined Benefit Plan, Expected Future Benefit Payments in Year One (Deprecated 2012-01-31)	View
Defined Benefit Plan, Expected Future Benefit Payments in Year Three (Deprecated 2012-01-31)	View
Defined Benefit Plan, Expected Future Benefit Payments in Year Two (Deprecated 2012-01-31)	View
Depreciation, Depletion and Amortization	View
Disposal Group, Including Discontinued Operation, Other Liabilities, Current	View
Gain on Derivative Instruments, Pretax	View
Gain (Loss) on Disposition of Assets for Financial Service Operations	View
Gas Gathering, Transportation, Marketing and Processing Revenue (Deprecated 2018-01-31)	View
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	View
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	View
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	View
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	View
Interest Costs Capitalized Adjustment	View
Limited Partners' Capital Account, Units Issued	View
Long-term Line of Credit	View
Net Amount at Risk by Product and Guarantee, Weighted Average Period Remaining (Deprecated 2012-01-31)	View
Net Cash Provided by (Used in) Financing Activities	View
Other Adjustments for Noncash Items Included in Income (Loss) from Continuing Operations (Deprecated 2009-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2012-01-31)	View
Participating Securities, Distributed and Undistributed Earnings (Deprecated 2014-01-31)	View
Related Party Transaction, Revenues from Transactions with Related Party (Deprecated 2012-01-31)	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value	View
Subsequent Event, Amount (Deprecated 2013-01-31)	View
Subsidiary or Equity Method Investee, Deferred Income Tax Provision on Gain (Loss) Recognized, Amount	View
Interest and Other Income	View
Interest Costs Capitalized	View
Accounts Payable, Related Parties	View
Accounts Payable, Trade, Current	View
Accounts Receivable, after Allowance for Credit Loss	View
Accounts Receivable, after Allowance for Credit Loss, Current	View
Accounts Receivable, Related Parties	View
Accretion Expense	View
Accrued Income Taxes, Current	View
Accrued Income Taxes Payable (Deprecated 2009-01-31)	View
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	View
Additional Paid in Capital	View
Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Other (Deprecated 2011-01-31)	View
Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature	View
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt	View
Adjustments to Additional Paid in Capital, Other	View
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	View
Share-based Payment Arrangement, Expense	View
Allowance for Doubtful Accounts, Premiums and Other Receivables	View
Accounts Receivable, Allowance for Credit Loss, Current	View
Accounts Receivable, Allowance for Credit Loss, Noncurrent	View
Allowance for Loan and Lease Losses, Provision for Loss, Net (Deprecated 2013-01-31)	View
Amortization of Debt Discount (Premium)	View
Amortization of Debt Issuance Costs	View
Amortization of Debt Issuance Costs and Discounts	View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	View
Asset Impairment Charges	View
Asset Retirement Obligation	View
Asset Retirement Obligation, Accretion Expense	View
Asset Retirement Obligation, Current	View
Asset Retirement Obligation, Liabilities Incurred	View
Asset Retirement Obligation, Liabilities Settled	View
Asset Retirement Obligation, Revision of Estimate	View
Asset Retirement Obligations, Noncurrent	View
Assets	View
Assets, Current	View
Assets, Fair Value Disclosure	View
Disposal Group, Including Discontinued Operation, Assets	View
Disposal Group, Including Discontinued Operation, Assets, Current	View
Available-for-sale Securities	View
Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)	View
Business Acquisition, Purchase Price Allocation, Assets Acquired (Deprecated 2013-01-31)	View
Business Acquisition, Purchase Price Allocation, Deferred Taxes Asset (Liability), Net, Noncurrent (Deprecated 2013-01-31)	View
Business Acquisition, Purchase Price Allocation, Goodwill Amount (Deprecated 2013-01-31)	View
Business Acquisition, Purchase Price Allocation, Liabilities Assumed (Deprecated 2013-01-31)	View
Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31)	View
Business Combination, Acquisition Related Costs	View
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset	View
Capitalized Exploratory Well Cost, Additions Pending Determination of Proved Reserves	View
Capitalized Exploratory Well Cost, Charged to Expense (Deprecated 2016-01-31)	View
Capitalized Exploratory Well Cost, Charged to Expense	View
Capitalized Exploratory Well Costs	View
Capitalized Exploratory Well Costs that Have Been Capitalized for Period Greater than One Year	View
Capitalized Exploratory Well Costs that Have Been Capitalized for Period of One Year or Less	View
Capital Leases, Balance Sheet, Assets by Major Class, Net	View
Cash Acquired from Acquisition	View
Cash and Cash Equivalents, at Carrying Value	View
Cash and Cash Equivalents, Fair Value Disclosure	View
Cash and Cash Equivalents, Period Increase (Decrease)	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	View
Cash Dividends (Deprecated 2009-01-31)	View
Cash Flow Hedge Gain (Loss) Reclassified to Revenue, Net (Deprecated 2013-01-31)	View
Cash Flow Hedge Gain Reclassified to Revenue (Deprecated 2013-01-31)	View
Cash Flow Hedge Loss Reclassified to Interest Expense (Deprecated 2013-01-31)	View
Cash Flow Hedge Loss Reclassified to Revenue (Deprecated 2013-01-31)	View
Commitments and Contingencies	View
Common Stock, Dividends, Per Share, Declared	View
Common Stock, Par or Stated Value Per Share	View
Common Stock, Shares Authorized	View
Common Stock, Shares, Issued	View
Common Stock, Value, Issued	View
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	View
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	View
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	View
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Change Due to Net Income Attributable to Parent and Effects of Changes, Net	View
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Issuance of Equity by Subsidiary to Noncontrolling Interests	View
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net	View
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Sale of Interest by Parent	View
Contractual Obligation	View
Contributions from Noncontrolling Interests (Deprecated 2013-01-31)	View
Convertible Debt	View
Cost of Goods and Services Sold	View
Cost of Purchased Oil and Gas (Deprecated 2018-01-31)	View
Costs and Expenses	View
Energy Related Inventory, Crude Oil and Natural Gas Liquids	View
Current Federal Tax Expense (Benefit)	View
Current Foreign Tax Expense (Benefit)	View
Current Income Tax Expense (Benefit)	View
Current State and Local Tax Expense (Benefit)	View
Debt Conversion, Converted Instrument, Amount (Deprecated 2011-01-31)	View
Debt Conversion, Converted Instrument, Shares Issued (Deprecated 2011-01-31)	View
Long-term Debt, Gross	View
Debt Instrument, Convertible, Conversion Price (Deprecated 2011-01-31)	View
Debt Instrument, Convertible, Conversion Price	View
Debt Instrument, Increase, Accrued Interest	View
Debt Instrument, Interest Rate, Effective Percentage	View
Debt Instrument, Interest Rate, Stated Percentage	View
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	View
Debt Instrument, Unamortized Discount (Premium), Net	View
Deferred Compensation Arrangement with Individual, Compensation Expense	View
Deferred Compensation Plan Assets	View
Deferred Federal Income Tax Expense (Benefit)	View
Deferred Foreign Income Tax Expense (Benefit)	View
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge	View
Deferred Income Tax Expense (Benefit)	View
Deferred Tax Liabilities, Gross	View
Deferred Income Tax Liabilities, Net	View
Deferred Revenue, Current	View
Deferred Revenue, Noncurrent	View
Deferred Revenue, Revenue Recognized (Deprecated 2016-01-31)	View
Deferred State and Local Income Tax Expense (Benefit)	View
Deferred Tax Asset, Interest Carryforward	View
Deferred Tax Assets, Gross	View
Deferred Tax Assets, Hedging Transactions	View
Deferred Tax Assets, Net	View
Deferred Tax Assets, Net of Valuation Allowance	View
Deferred Tax Assets, Net of Valuation Allowance, Current	View
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	View
Deferred Tax Assets, Other	View
Deferred Tax Assets, Tax Credit Carryforwards	View
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax	View
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	View
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations	View
Deferred Tax Assets, Valuation Allowance	View
Deferred Tax Liabilities, Net	View
Deferred Tax Liabilities, Net, Current	View
Deferred Tax Liabilities, Derivatives	View
Deferred Tax Liabilities, Gross, Noncurrent	View
Deferred Tax Liabilities, Leasing Arrangements	View
Deferred Tax Liabilities, Net, Noncurrent	View
Deferred Tax Liabilities, Other	View
Deferred Tax Liabilities, Property, Plant and Equipment	View
Defined Benefit Plan, Actuarial Net (Gains) Losses (Deprecated 2012-01-31)	View
Defined Benefit Plan, Benefit Obligation	View
Defined Benefit Plan, Benefits Paid (Deprecated 2017-01-31)	View
Defined Benefit Plan, Expected Future Benefit Payments in Five Fiscal Years Thereafter (Deprecated 2012-01-31)	View
Defined Benefit Plan, Expected Future Benefit Payments in Year Five (Deprecated 2012-01-31)	View
Defined Benefit Plan, Expected Future Benefit Payments in Year Four (Deprecated 2012-01-31)	View
Defined Benefit Plan, Service Cost	View
Derivative Asset, Fair Value, Net (Deprecated 2013-01-31)	View
Derivative Asset Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31)	View
Derivative Asset	View
Derivative Asset, Current	View
Derivative Assets (Liabilities), at Fair Value, Net	View
Derivative Asset, Noncurrent	View
Derivative Asset, Fair Value, Gross Asset	View
Derivative Asset, Fair Value, Amount Not Offset Against Collateral	View
Derivative Liability, Fair Value, Gross Liability	View
Derivative, Fixed Interest Rate	View
Derivative, Gain (Loss) on Derivative, Net	View
Derivative, Gain on Derivative	View
Derivative Liability	View
Derivative Liability, Current	View
Derivative Liability, Noncurrent	View
Derivative Liability Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31)	View
Derivative Liability Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31)	View
Derivative, Loss on Derivative	View
Derivative, Variable Interest Rate	View
Dilutive Securities, Effect on Basic Earnings Per Share	View
Dilutive Securities, Effect on Basic Earnings Per Share, Dilutive Convertible Securities	View
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	View
Discontinued Operation, Tax Effect of Discontinued Operation	View
Disposal Group, Including Discontinued Operation, Consideration	View
Disposal Group, Including Discontinued Operation, Deferred Tax Assets	View
Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities	View
Disposal Group, Including Discontinued Operation, Goodwill (Deprecated 2014-01-31)	View
Disposal Group, Including Discontinued Operation, Goodwill, Noncurrent	View
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	View
Disposal Group, Including Discontinued Operation, Inventory, Current	View
Disposal Group, Including Discontinued Operation, Other Assets	View
Disposal Group, Including Discontinued Operation, Other Assets, Current	View
Disposal Group, Including Discontinued Operation, Other Liabilities	View
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment	View
Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net (Deprecated 2014-01-31)	View
Distribution Made to Member or Limited Partner, Cash Distributions Declared (Deprecated 2013-01-31)	View
Distribution Made to Member or Limited Partner, Distributions Declared, Per Unit (Deprecated 2013-01-31)	View
Dividends, Cash	View
Due from Affiliate, Current	View
Due to Affiliate (Deprecated 2009-01-31)	View
Due to Affiliate, Current	View
Early Repayment of Senior Debt	View
Earnings Per Share, Basic	View
Earnings Per Share, Basic and Diluted	View
Earnings Per Share, Diluted	View
Effective Income Tax Rate Reconciliation, Percent	View
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	View
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent	View
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	View
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount	View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent	View
Effect of Exchange Rate on Cash and Cash Equivalents	View
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	View
Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards (Deprecated 2011-01-31)	View
Proceeds from Equity Method Investment, Distribution	View
Equity Method Investment, Net Sales Proceeds (Deprecated 2016-01-31)	View
Equity Method Investment, Ownership Percentage	View
Equity Method Investment, Realized Gain (Loss) on Disposal	View
Equity Method Investments	View
Excess Tax Benefit from Share-based Compensation, Financing Activities	View
Excise and Sales Taxes	View
Exploration Abandonment and Impairment Expense	View
Exploration Expense	View
Finance Lease, Interest Expense	View
Finance Lease, Liability	View
Finance Lease, Liability, Current	View
Finance Lease, Liability, Noncurrent	View
Finance Lease, Liability, Payment, Due	View
Finance Lease, Liability, to be Paid, after Year Five	View
Finance Lease, Liability, Payments, Due in Next Rolling Twelve Months	View
Finance Lease, Liability, Payments, Due in Rolling after Year Five	View
Finance Lease, Liability, Payments, Due in Rolling Year Five	View
Finance Lease, Liability, Payments, Due in Rolling Year Four	View
Finance Lease, Liability, Payments, Due in Rolling Year Three	View
Finance Lease, Liability, Payments, Due in Rolling Year Two	View
Finance Lease, Liability, to be Paid, Year One	View
Finance Lease, Liability, to be Paid, Year Five	View
Finance Lease, Liability, to be Paid, Year Four	View
Finance Lease, Liability, to be Paid, Year Three	View
Finance Lease, Liability, to be Paid, Year Two	View
Finance Lease, Liability, Undiscounted Excess Amount	View
Finance Lease, Principal Payments	View
Finance Lease, Right-of-Use Asset, after Accumulated Amortization	View
Finance Lease, Right-of-Use Asset, Amortization	View
Finance Lease, Weighted Average Discount Rate, Percent	View
Foreign Currency Transaction Gain, before Tax	View
Foreign Currency Transaction Loss, before Tax	View
Gain (Loss) on Derivative Instruments, Net, Pretax	View
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	View
Gain (Loss) on Disposition of Assets	View
Gain (Loss) on Disposition of Other Assets	View
Gain (Loss) on Disposition of Property Plant Equipment	View
Gain (Loss) on Disposition of Stock in Subsidiary	View
Gain (Loss) on Extinguishment of Debt	View
Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost	View
Gains (Losses) on Sales of Other Assets (Deprecated 2013-01-31)	View
Gas Gathering, Transportation, Marketing and Processing Costs (Deprecated 2018-01-31)	View
General and Administrative Expense	View
Goodwill	View
Goodwill, Written off Related to Sale of Business Unit	View
Guarantor Obligations, Maximum Exposure, Undiscounted	View
Impairment of Long-Lived Assets Held-for-use	View
Impairment of Oil and Gas Properties	View
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	View
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	View
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	View
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	View
Income (Loss) from Continuing Operations, Per Basic Share	View
Income (Loss) from Continuing Operations, Per Diluted Share	View
Income (Loss) from Equity Method Investments	View
Income Tax Credits and Adjustments	View
Income Tax Effects Allocated Directly to Equity, Employee Stock Options	View
Income Tax Effects Allocated Directly to Equity, Equity Transactions	View
Income Tax Effects Allocated Directly to Equity, Other	View
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority	View
Income Tax Examination, Penalties Expense	View
Income Tax Expense (Benefit)	View
Income Taxes Paid	View
Income Taxes Paid, Net	View
Income Taxes Receivable, Current	View
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	View
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	View
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	View
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount	View
Increase (Decrease) in Accounts Payable	View
Increase (Decrease) in Accounts Receivable	View
Increase (Decrease) in Accrued Cost of Oil and Gas Reclamation	View
Increase (Decrease) in Income Taxes Payable	View
Increase (Decrease) in Deferred Income Taxes	View
Increase (Decrease) in Derivative Assets and Liabilities	View
Increase (Decrease) in Income Taxes Receivable	View
Increase (Decrease) in Interest Payable, Net	View
Increase (Decrease) in Inventories	View
Increase (Decrease) in Other Current Assets	View
Increase (Decrease) in Other Current Liabilities	View
Increase (Decrease) in Other Operating Assets	View
Increase (Decrease) in Other Operating Liabilities	View
Increase (Decrease) in Prepaid Expense	View
Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants	View
Incremental Common Shares Attributable to Dilutive Effect of Contingently Issuable Shares	View
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities	View
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	View
Interest Costs Incurred	View
Interest Expense	View
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	View
Interest Payable (Deprecated 2009-01-31)	View
Interest Payable, Current	View
Inventory, Drilling, Noncurrent	View
Inventory, Net	View
Inventory, Raw Materials and Supplies, Net of Reserves	View
Inventory Valuation Reserves	View
Inventory Write-down	View
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	View
Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures, Fair Value Disclosure	View
Investments in and Advances to Affiliates, at Fair Value, Period Increase (Decrease)	View
Operating Leases, Rent Expense	View
Lease, Cost	View
Legal Fees	View
Lessee, Operating Lease, Liability, to be Paid	View
Lessee, Operating Lease, Liability, Payments, Due after Rolling Year Five	View
Lessee, Operating Lease, Liability, to be Paid, after Year Five	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Five	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Four	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Three	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Two	View
Lessee, Operating Lease, Liability, Payments, Due Next Rolling Twelve Months	View
Lessee, Operating Lease, Liability, to be Paid, Year One	View
Lessee, Operating Lease, Liability, to be Paid, Year Five	View
Lessee, Operating Lease, Liability, to be Paid, Year Four	View
Lessee, Operating Lease, Liability, to be Paid, Year Three	View
Lessee, Operating Lease, Liability, to be Paid, Year Two	View
Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year	View
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	View
Liabilities and Equity	View
Liabilities, Current	View
Financial and Nonfinancial Liabilities, Fair Value Disclosure	View
Disposal Group, Including Discontinued Operation, Liabilities	View
Disposal Group, Including Discontinued Operation, Liabilities, Current	View
Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)	View
Line of Credit Facility, Maximum Amount Outstanding During Period	View
Line of Credit Facility, Maximum Borrowing Capacity	View
Line of Credit Facility, Remaining Borrowing Capacity	View
Long-term Debt	View
Long-term Debt, Current Maturities	View
Long-Term Debt, Maturity, after Year Five	View
Long-Term Debt, Maturity, Year One	View
Long-term Debt, Maturities, Repayments of Principal in Rolling after Year Five	View
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Four	View
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Three	View
Long-Term Debt, Maturity, Year Five	View
Long-Term Debt, Maturity, Year Four	View
Long-Term Debt, Maturity, Year Three	View
Long-Term Debt, Maturity, Year Two	View
Long-term Debt, Excluding Current Maturities	View
Long-term Investments	View
Loss from Catastrophes	View
Loss on Derivative Instruments, Pretax	View
Stockholders' Equity Attributable to Noncontrolling Interest	View
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	View
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	View
Noncontrolling Interest, Ownership Percentage by Parent	View
Net Cash Provided by (Used in) Investing Activities	View
Net Cash Provided by (Used in) Operating Activities	View
Net Income (Loss) Attributable to Parent	View
Net Income (Loss) Attributable to Noncontrolling Interest	View
Net Income (Loss) Attributable to Parent, Diluted	View
Net Income (Loss) Available to Common Stockholders, Basic	View
Net Income (Loss) Available to Common Stockholders, Diluted	View
Noncontrolling Interest, Decrease from Deconsolidation	View
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	View
Financing Receivable, before Allowance for Credit Loss, Current	View
Financing Receivable, after Allowance for Credit Loss	View
Number of Reportable Segments	View
Oil and Gas Delivery Commitments and Contracts, Daily Production	View
Oil and Gas Production Expense (Deprecated 2018-01-31)	View
Oil and Gas Property, Successful Effort Method, Accumulated Depreciation, Depletion and Amortization	View
Oil and Gas Property, Successful Effort Method, Net	View
Oil and Gas Revenue (Deprecated 2018-01-31)	View
Operating Lease, Cost	View
Operating Lease, Liability	View
Operating Lease, Liability, Current	View
Operating Lease, Liability, Noncurrent	View
Operating Lease, Payments	View
Operating Lease, Payments, Use	View
Operating Lease, Right-of-Use Asset	View
Operating Leases, Future Minimum Payments Due	View
Operating Leases, Future Minimum Payments Due, Next Twelve Months	View
Operating Leases, Future Minimum Payments, Due in Five Years	View
Operating Leases, Future Minimum Payments, Due in Four Years	View
Operating Leases, Future Minimum Payments, Due in Three Years	View
Operating Leases, Future Minimum Payments, Due in Two Years	View
Operating Leases, Future Minimum Payments, Due Thereafter	View
Operating Lease, Weighted Average Discount Rate, Percent	View
Option Indexed to Issuer's Equity, Strike Price	View
Other Asset Impairment Charges	View
Other Assets, Current	View
Other Assets, Noncurrent	View
Other Commitment	View
Other Commitment, to be Paid, after Year Five	View
Other Commitment, to be Paid, Year Five	View
Other Commitment, to be Paid, Year Four	View
Other Commitment, to be Paid, Year One	View
Other Commitment, to be Paid, Year Two	View
Other Commitment, to be Paid, Year Three	View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Noncontrolling Interest	View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax Effect (Deprecated 2012-01-31)	View
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	View
Other Comprehensive Income (Loss), Net of Tax	View
Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax	View
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax	View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2013-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2013-01-31)	View
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent (Deprecated 2012-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2012-01-31)	View
Related Party Transaction, Purchases from Related Party	View
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	View
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	View
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	View
Other General Expense	View
Other Income	View
Other Interest and Dividend Income	View
Other Liabilities, Current	View
Other Liabilities, Noncurrent	View
Other Noncash Income (Expense)	View
Other Nonoperating Expense	View
Other Nonoperating Income	View
Other Operating Activities, Cash Flow Statement	View
Paid-in-Kind Interest	View
Participating Securities, Distributed and Undistributed Earnings (Loss), Basic	View
Partners' Capital Account, Units, Sale of Units	View
Payments for Hedge, Financing Activities	View
Payments for Legal Settlements	View
Payments for (Proceeds from) Derivative Instrument, Financing Activities	View
Payments for Repurchase of Common Stock	View
Payments for Restructuring	View
Payment for Debt Extinguishment or Debt Prepayment Cost	View
Payments of Debt Issuance Costs	View
Payments of Distributions to Affiliates	View
Payments of Dividends	View
Payments of Financing Costs	View
Payments to Acquire Businesses, Net of Cash Acquired	View
Payments to Acquire Held-to-maturity Securities	View
Payments to Acquire Interest in Subsidiaries and Affiliates	View
Payments to Acquire Oil and Gas Property	View
Payments to Acquire Other Productive Assets	View
Payments to Acquire Productive Assets	View
Prepaid Expense, Current	View
Proceeds from Contributions from Affiliates	View
Proceeds from Convertible Debt	View
Proceeds from Divestiture of Businesses, Net of Cash Divested	View
Proceeds from Divestiture of Interest in Consolidated Subsidiaries	View
Proceeds from Divestiture of Interest in Subsidiaries and Affiliates	View
Proceeds from Income Tax Refunds	View
Proceeds from Issuance of Common Limited Partners Units	View
Proceeds from Issuance of Common Stock	View
Proceeds from Issuance of Long-term Debt	View
Proceeds from Issuance of Senior Long-term Debt	View
Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised	View
Proceeds from Lines of Credit	View
Proceeds from (Payments for) Other Financing Activities	View
Proceeds from (Repayments of) Other Debt	View
Proceeds from Sale and Maturity of Held-to-maturity Securities	View
Proceeds from Sale of Equity Method Investments	View
Proceeds from Sale of Productive Assets	View
Proceeds from Stock Options Exercised	View
Production Tax Expense	View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	View
Projects that have Exploratory Well Costs that have been Capitalized for Period Greater than One Year, Number of Projects	View
Property, Plant and Equipment, Gross	View
Property, Plant and Equipment, Net	View
Property, Plant and Equipment, Other, Gross	View
Property, Plant and Equipment, Useful Life, Maximum (Deprecated 2012-01-31)	View
Property, Plant and Equipment, Useful Life, Minimum (Deprecated 2012-01-31)	View
Proved Oil and Gas Property, Successful Effort Method	View
Reclassification to Well, Facilities, and Equipment Based on Determination of Proved Reserves	View
Recovery of Direct Costs	View
Repayments of Lines of Credit	View
Repayments of Long-term Debt	View
Repayments of Other Debt	View
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	View
Restricted Cash	View
Restricted Cash, Current	View
Restructuring and Related Cost, Expected Cost	View
Restructuring and Related Cost, Expected Cost Remaining	View
Restructuring and Related Cost, Incurred Cost	View
Restructuring and Related Cost, Number of Positions Eliminated	View
Restructuring and Related Cost, Number of Positions Eliminated, Period Percent	View
Restructuring Charges	View
Restructuring Reserve	View
Restructuring and Related Cost, Accelerated Depreciation	View
Restructuring Reserve, Current	View
Restructuring Reserve, Noncurrent	View
Restructuring Reserve, Settled without Cash	View
Retained Earnings (Accumulated Deficit)	View
Revenue from Contract with Customer, Including Assessed Tax	View
Revenue from Purchased Oil and Gas (Deprecated 2018-01-31)	View
Revenue from Related Parties	View
Revenues	View
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	View
Sale of Stock, Percentage of Ownership before Transaction	View
Segment Reporting, Entity Consolidated Assets (Deprecated 2011-01-31)	View
Severance Costs	View
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost (Deprecated 2012-01-31)	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31)	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	View
Share-based Payment Arrangement, Plan Modification, Number of Grantees Affected	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares	View
Share Price	View
Shares, Outstanding	View
Short-term Investments	View
Short-term Lease, Cost	View
Stockholders' Equity Attributable to Parent	View
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	View
Stockholders' Equity, Other	View
Stock Issued During Period, Shares, Conversion of Convertible Securities	View
Stock Issued During Period, Shares, New Issues	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	View
Stock Issued During Period, Shares, Treasury Stock Reissued	View
Stock Issued During Period, Value, Acquisitions	View
Stock Issued During Period, Value, Conversion of Convertible Securities	View
Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments	View
Stock Issued During Period, Value, New Issues	View
Stock Issued During Period, Value, Stock Options Exercised	View
Stock Issued During Period, Value, Treasury Stock Reissued	View
Stock Repurchase Program, Authorized Amount	View
Stock Repurchase Program, Remaining Authorized Repurchase Amount	View
Storm Damage Provision	View
Subsequent Event, Amount, Higher Range (Deprecated 2013-01-31)	View
Subsequent Event, Amount, Lower Range (Deprecated 2013-01-31)	View
Tangible Asset Impairment Charges	View
Taxes, Miscellaneous	View
Taxes Other than Income, Excise, Production and Property Taxes (Deprecated 2009-01-31)	View
Debt Securities, Trading, and Equity Securities, FV-NI	View
Trading Securities, Fair Value Disclosure (Deprecated 2013-01-31)	View
Treasury Stock, Common, Value	View
Treasury Stock, Shares	View
Treasury Stock, Shares, Acquired	View
Treasury Stock, Value	View
Treasury Stock, Value, Acquired, Cost Method	View
Unamortized Debt Issuance Expense	View
Unproved Oil and Gas Property, Successful Effort Method	View
Unrecognized Tax Benefits	View
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	View
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	View
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	View
Unusual or Infrequent Item, or Both, Insurance Proceeds	View
Variable Lease, Cost	View
Weighted Average Number of Shares Outstanding, Diluted	View
Weighted Average Number of Shares Outstanding, Basic and Diluted	View
Weighted Average Number of Shares Outstanding, Basic	View
Write off of Deferred Debt Issuance Cost	View
1790804	View
Investments, Fair Value Disclosure	View
Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months	View
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Five	View
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Two	View
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	View
Sublease Income	View
Payments to Acquire Investments	View
Dividends, Common Stock, Cash	View
Interest Income, Operating	View
Payments to Acquire Short-term Investments	View
Stock Issued During Period, Value, Employee Stock Purchase Plan	View
Share-based Payment Arrangement, Amount Capitalized	View
Income Taxes Receivable	View
Accounts Payable, Other, Current	View
Prepaid Expense and Other Assets, Current	View
Treasury Stock, Common, Shares	View
Equity Securities, FV-NI, Unrealized Gain (Loss)	View
Increase (Decrease) in Deferred Compensation	View
Loss Contingency Accrual, Period Increase (Decrease)	View
Share-based Payment Arrangement, Noncash Expense	View

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Chart of Accounts => Accounts