Page: Viewing Company

Home Icon Home SEC Icon SEC
Create Alert

Viewing Company

Edit Company
Company Name: W&T OFFSHORE, INC.
CIK: 1288403
Phone: None
Fiscal Year End: None
Entity Type:
SIC: -
Category Type:
Entity Name: None
First Filing Date: 2011-08-04
Last Filing Date: 2025-05-07
SEC Filings
Start End Frame Filed ACCN Value View
2015-01-01 2015-03-31 None 2015-05-07 0001564590-15-003517 $ 75,857,000 View
2024-01-01 2024-03-31 CY2024Q1 2024-05-10 0001558370-24-007815 $ -10,072,000 View
2013-04-01 2013-06-30 CY2012Q2 2013-08-08 0001564590-13-000253 $ 75,223,000 View
2016-07-01 2016-09-30 CY2015Q3 2016-11-03 0001564590-16-027223 $ 92,243,000 View
2017-01-01 2017-03-31 CY2016Q1 2017-05-04 0001564590-17-008678 $ 137,513,000 View
2016-01-01 2016-12-31 CY2014 2017-03-02 0001564590-17-003182 $ 1,400,000 View
2011-01-01 2011-06-30 CY2011Q2I 2011-08-04 0001193125-11-209992 $ 24,167,000 View
2011-01-01 2011-09-30 CY2011Q3I 2011-11-03 0001193125-11-295405 $ 152,646,000 View
2012-04-01 2012-06-30 CY2011Q2 2012-07-31 0001193125-12-324806 $ 74,318,000 View
2012-07-01 2012-09-30 CY2011Q3 2012-11-01 0001193125-12-446156 $ 74,327,000 View
2012-01-01 2012-03-31 CY2012Q1I 2012-05-09 0001193125-12-221009 $ 74,300 View
2014-01-01 2014-03-31 CY2013Q1 2014-05-08 0001564590-14-001890 $ 75,556,000 View
2014-04-01 2014-06-30 CY2013Q2 2014-08-07 0001564590-14-003341 $ 75,605,000 View
2016-04-01 2016-06-30 CY2015Q2 2016-08-05 0001564590-16-022869 $ 76,457,000 View
2017-04-01 2017-06-30 CY2016Q2 2017-08-04 0001564590-17-015544 $ 137,552,000 View
2017-07-01 2017-09-30 CY2016Q3 2017-11-02 0001564590-17-021048 $ 137,575,000 View
2018-01-01 2018-03-31 CY2017Q1 2018-05-03 0001564590-18-010716 $ 138,845,000 View
2019-01-01 2019-03-31 CY2018Q1 2019-05-02 0001564590-19-015116 $ 140,462,000 View
2016-01-01 2016-12-31 CY2016 2018-03-02 0001564590-18-004217 $ 1,400,000 View
2018-04-01 2018-06-30 CY2017Q2 2018-08-02 0001564590-18-018797 $ 138,929,000 View
2018-07-01 2018-09-30 CY2017Q3 2018-11-01 0001564590-18-026286 $ 138,972,000 View
2018-01-01 2018-12-31 CY2016 2019-02-28 0001564590-19-005457 $ 139,002,000 View
2019-04-01 2019-06-30 CY2018Q2 2019-08-01 0001437749-19-015210 $ 140,567,000 View
2012-01-01 2012-12-31 CY2010 2013-02-27 0001193125-13-079296 $ 74,354,000 View
2016-01-01 2016-03-31 CY2015Q1 2016-05-05 0001564590-16-017924 $ 76,428,000 View
2019-07-01 2019-09-30 CY2018Q3 2019-10-31 0001437749-19-021051 $ 140,567,000 View
2019-01-01 2019-12-31 CY2017 2020-03-05 0001437749-20-004434 $ 140,583,000 View
2009-01-01 2009-12-31 CY2009 2012-02-27 0001193125-12-081514 $ 2,900,000 View
2015-01-01 2015-12-31 CY2013 2016-03-09 0001564590-16-014291 $ 3,200,000 View
2020-01-01 2020-03-31 CY2019Q1 2020-06-23 0001437749-20-013623 $ 141,546,000 View
2020-04-01 2020-06-30 CY2019Q2 2020-08-06 0001437749-20-016874 $ 141,597,000 View
2020-07-01 2020-09-30 CY2019Q3 2020-11-05 0001437749-20-022751 $ 141,624,000 View
2020-01-01 2020-12-31 CY2020 2021-03-04 0001437749-21-005032 $ 141,622,000 View
2021-01-01 2021-03-31 CY2021Q1 2021-05-06 0001437749-21-011071 $ 142,151,000 View
2021-04-01 2021-06-30 CY2021Q2 2021-08-04 0001558370-21-010262 $ 142,244,000 View
2021-07-01 2021-09-30 CY2021Q3 2021-11-03 0001558370-21-014346 $ 142,297,000 View
2021-01-01 2021-12-31 CY2019 2022-03-09 0001558370-22-003156 $ 142,271,000 View
2013-01-01 2013-03-31 CY2012Q1 2013-05-08 0001193125-13-206531 $ 75,206,000 View
2013-07-01 2013-09-30 CY2012Q3 2013-11-08 0001564590-13-001110 $ 75,233,000 View
2013-01-01 2013-12-31 CY2011 2014-03-07 0001564590-14-000635 $ 75,239,000 View
2014-07-01 2014-09-30 CY2013Q3 2014-11-06 0001564590-14-005125 $ 75,613,000 View
2014-01-01 2014-12-31 CY2012 2015-03-06 0001564590-15-001376 $ 75,609,000 View
2015-01-01 2015-03-31 CY2014Q1 2015-11-10 0001564590-15-010259 $ 75,857,000 View
2015-07-01 2015-09-30 CY2014Q3 2015-11-06 0001564590-15-009949 $ 75,932,000 View
2015-04-01 2015-06-30 None 2015-08-06 0001564590-15-006374 $ 1,685,000 View
2015-04-01 2015-06-30 CY2015Q2 2015-11-10 0001564590-15-010261 $ 1,685,000 View
2022-01-01 2022-03-31 CY2021Q1 2022-05-04 0001558370-22-007085 $ 142,942,000 View
2022-04-01 2022-06-30 CY2021Q2 2022-08-08 0001558370-22-012510 $ 143,020,000 View
2022-07-01 2022-09-30 CY2022Q3I 2022-11-09 0001558370-22-017011 $ 24,167,000 View
2022-01-01 2022-12-31 CY2021 2023-03-08 0001558370-23-003153 $ 647,000 View
2022-01-01 2022-12-31 CY2023Q1I 2023-05-10 0001558370-23-008908 $ 20,400,000 View
2023-01-01 2023-06-30 CY2023Q2I 2023-08-02 0001558370-23-012956 $ 183,000 View
2023-01-01 2023-09-30 CY2023Q3I 2023-11-08 0001558370-23-018113 $ 458,000 View
2023-01-01 2023-12-31 CY2021 2024-03-06 0001558370-24-002610 $ 0 View
2024-01-01 2024-06-30 CY2024Q2I 2024-08-07 0001558370-24-011203 $ 5,000,000 View
2024-01-01 2024-09-30 CY2024Q3I 2024-11-08 0001558370-24-014923 $ 5,000,000 View
2024-01-01 2024-12-31 CY2024Q4I 2025-03-04 0001558370-25-002116 $ 10,000,000 View
2025-01-01 2025-03-31 CY2025Q1 2025-05-07 0001558370-25-006597 $ 58,500,000 View
SEC Facts By Type
Type Name Description View
srt Changes in Estimated Future Development Costs Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in estimated future development costs. View
srt Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in the estimated future income tax on future pretax net cash flows related to the entity's proved oil and gas reserves. View
srt Proved Developed and Undeveloped Reserve, Revision of Previous Estimate (Energy) Energy measure of increase (decrease) in quantity of proved reserve of oil and gas related to revision of a previous estimate resulting from new information, except for an increase in proved acreage, or change in economic factors, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). View
us-gaap Accrued Liabilities, Current Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). 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 Acquisition Costs, Period Cost The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties. 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 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 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 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, Cash Paid Aggregate dividends paid during the period for each share of common stock outstanding. View
us-gaap Debt Issuance Costs, Noncurrent, Net Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. 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, Domestic Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards. View
us-gaap Deferred Tax Assets, Operating Loss Carryforwards, State and Local Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local 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 Deferred Expense, Reserves and Accruals, Restructuring Charges Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from restructuring reserve. 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 Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage Percentage of employer's matching contributions to a defined contribution plan that vests in a given year. 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 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 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 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 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows (Deprecated 2014-01-31) This is the amount that is derived from using a discount rate of ten percent a year to reflect the timing of the future net cash flows relating to proved oil and gas reserves. 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 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 Escrow Deposit The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. View
us-gaap Financing Receivable, Allowance for Credit Loss, Writeoff Amount of writeoff of financing receivable, charged against allowance for credit loss. View
us-gaap Furniture and Fixtures, Gross Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases. 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 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 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, Change in Enacted Tax Rate, 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 income tax rates. View
us-gaap Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount Amount of the difference between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for qualified production activity. 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 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 Income Taxes The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes, and in deferred and other tax liabilities and assets. View
us-gaap Lease Incentive Receivable This item represents a receivable for an incentive or inducement contractually stipulated between parties to a lease whereby the lessor has committed to provide the entity (lessee) with a cash payment as inducement to enter the lease. View
us-gaap Long-term Debt, Fair Value The fair value amount of long-term debt 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. 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, 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 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 Net Cash Provided by (Used in) Financing Activities, Continuing Operations Amount of cash inflow (outflow) of financing activities, excluding 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 Operating Lease, Liability Present value of lessee's discounted obligation for lease payments from operating lease. 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 Other Nonoperating Income (Expense) Amount of income (expense) related to nonoperating activities, classified as other. 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 Previously Estimated Development Costs Incurred During Period (Deprecated 2015-01-31) Amount of (increase) decrease in standardized measure of discounted future net cash flow as a result of previously estimated development costs incurred. 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 Proceeds from Insurance Settlement, Operating Activities Amount of cash inflow for proceeds from settlement of insurance claim, classified as operating activities. Excludes insurance settlement classified as investing activities. View
us-gaap Restricted Cash and Cash Equivalents Amount of cash and cash equivalents 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. 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 Restricted Cash and Investments, Noncurrent The noncurrent cash, cash equivalents and investments that is restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits classified as long-term; that is not expected to be released from such existing restrictions within one year of the balance sheet date or operating cycle, whichever is longer. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes noncurrent cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid Amount of cash paid to settle liability for award under share-based payment arrangement. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. View
us-gaap Stockholders' Equity Note, Stock Split, Conversion Ratio Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. 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 Unrecorded Unconditional Purchase Obligation, Purchases The amount purchased during the period under an unrecorded unconditional purchase obligation (for example, under the take-or-pay or throughput contract). 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 Capitalized Costs, Unproved Properties Capitalized costs of unproved properties incurred for any combination mineral interests acquisitions and other costs not previously disclosed within this table. View
us-gaap Debt Issuance Costs, Current, Net Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. 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 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 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 Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Number of shares authorized for issuance under share-based payment arrangement. View
us-gaap Business Combination, Contingent Consideration, Liability, Current Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer. View
us-gaap Oil and Gas Property, Full Cost Method, Depletion Depletion of oil and gas property carried under the full cost method. View
us-gaap Oil and Gas Property, Full Cost Method, Net Oil and gas properties, net of depletion, carried under the full cost method. View
us-gaap Proceeds from Insurance Settlement, Investing Activities Amount of cash inflow for proceeds from settlement of insurance claim, classified as investing activities. Excludes insurance settlement classified as operating activities. View
us-gaap Decrease Due to Sales of Minerals in Place Amount of decrease in standardized measure of discounted future net cash flow as a result of sales of minerals in place. View
us-gaap Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount Amount of commitment made to pay deferred cash remuneration. 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 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, Plan Assets, Contributions by Employer Amount of contribution received by defined benefit plan from employer which increases plan assets. View
us-gaap Defined Contribution Plan, Cost Amount of cost for defined contribution plan. View
us-gaap Defined Contribution Plan, Employer Matching Contribution, Percent of Match Percentage employer matches of the employee's percentage contribution matched. View
us-gaap Deferred Tax Liabilities, Other Amount of deferred tax liability attributable to taxable temporary differences classified as other. 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
srt Decrease Due to Sales of Minerals in Place Amount of decrease in standardized measure of discounted future net cash flow as a result of sales of minerals in place. View
srt Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of extensions, discoveries and improved recovery of proved oil and gas reserves. View
srt Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows Amount of estimated future accumulated cash inflow from the sale of proved oil and gas reserves. View
srt Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs Amount of estimated future accumulated cash outflow for costs to be incurred in developing proved oil and gas reserves. View
srt Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense Amount of estimated future accumulated cash outflow for income tax, based on the future income less future expense derived from production and sale of proved oil and gas reserves. View
srt Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows Amount, after future accumulated cash outflow for development and production costs and future income tax, of estimated future accumulated cash inflow from the sale of proved oil and gas reserves. View
srt Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs Amount of estimated future accumulated cash outflow for costs to be incurred in producing proved oil and gas reserves. View
srt Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows Amount of discount on future accumulated cash inflow, after deducting future accumulated cash outflow for development and production costs and future income tax, from sale of proved oil and gas reserves, using a discount rate of ten percent a year. View
srt Increase Due to Purchases of Minerals in Place Amount of increase in standardized measure of discounted future net cash flow as a result of purchases of minerals in place. View
srt Net Increase (Decrease) in Sales and Transfer Prices and Production Costs Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in sales and transfer prices and in production (lifting) costs related to future production. View
srt Previously Estimated Development Costs Incurred Amount of increase in standardized measure of discounted future net cash flow as a result of previously estimated development costs incurred. View
srt Revisions of Previous Quantity Estimates Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of revisions of estimated quantity of oil and gas in proved reserves. View
srt Sales and Transfers of Oil and Gas Produced, Net of Production Costs Amount of (increase) decrease in standardized measure of discounted future net cash flow as a result of sales and transfers of oil and gas produced. View
srt Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Other Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of changes from other sources. View
srt Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Period Increase (Decrease) Amount of increase (decrease) in standardized measure of discounted future net cash flow relating to proved oil and gas reserves. View
srt Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves, Accretion of Discount Amount of accretion of discount for the standardized measure of discounted future net cash flow related to proved oil and gas reserves. View
srt Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves Amount of discounted future accumulated cash inflow relating to proved oil and gas reserves. View
srt Proved Developed and Undeveloped Reserve, Extension and Discovery (Energy) Energy measure of increase in quantity of proved reserve of oil and gas resulting from the extension of the proved acreage of previously discovered reservoir or discovery of new field with proved reserve or of new reservoir of proved reserve in old field, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). View
srt Proved Developed and Undeveloped Reserve, Net (Energy) Energy measure of proved reserve of oil and gas, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). View
us-gaap Accounts Payable, Current Carrying value as of the balance sheet date 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. 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, 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 Accretion of Discount (Deprecated 2016-01-31) Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of passage of time. View
us-gaap Accrued Employee Benefits, Current Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). View
us-gaap Accrued Income Taxes Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due. This amount is the total of current and noncurrent accrued income taxes. View
us-gaap Accrued Insurance Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. View
us-gaap Accrued Liabilities Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. View
us-gaap Acquisition Costs, Cumulative The capitalized costs incurred (excluded from amortization), as of the date of the balance sheet, to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties. View
us-gaap Additional Paid in Capital, Common Stock Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital. View
us-gaap Share-based Payment Arrangement, Decrease for Tax Withholding Obligation Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement. View
us-gaap Adjustments to Additional Paid in Capital, Other Amount of other increase (decrease) in additional paid in capital (APIC). 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 Share-based Payment Arrangement, Expense Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. View
us-gaap Accounts Receivable, Allowance for Credit Loss Amount of allowance for credit loss on accounts receivable. 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, Writeoff Amount of direct write-downs of accounts receivable charged against the allowance. 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 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, Cash Paid to Settle Amount of cash paid during the period to settle an asset retirement obligation. Amounts paid to settle an asset retirement obligation are generally included in the operating section of the Statement of Cash Flows. 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 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, Period Increase (Decrease) Amount of increase (decrease) in asset retirement obligations. 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 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 Derivative, Number of Instruments Held The number of derivative instruments of a particular group held by the entity. View
us-gaap Borrowings to Finance Leveraged Buyout (Deprecated 2013-01-31) Total borrowings to finance leveraged buyout transaction. View
us-gaap Business Acquisition, Transaction Costs Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. 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 Acquisition, Pro Forma Net Income (Loss) The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. View
us-gaap Business Acquisition, Pro Forma Revenue The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. 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 Business Combination, Separately Recognized Transactions, Expenses and Losses Recognized The expenses and losses recorded for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities in the business combination. View
us-gaap Capital Expenditures Incurred but Not yet Paid Future cash outflow to pay for purchases of fixed assets that have occurred. View
us-gaap Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities Amount of accumulated depreciation, depletion, amortization and valuation allowance relating to oil and gas producing activities. View
us-gaap Capitalized Costs, Mineral Interests in Proved Properties Capitalized costs of proved properties that include fee ownership or a lease, concession, or other interest representing the right to extract oil or gas subject to such terms as may be imposed by the conveyance of that interest. View
us-gaap Capitalized Costs, Mineral Interests in Unproved Properties Capitalized costs of unproven properties that include fee ownership or a lease, concession, or other interest representing the right to extract oil or gas subject to such terms as may be imposed by the conveyance of that interest. View
us-gaap Capitalized Costs of Unproved Properties Excluded from Amortization, Period Cost The sum of the capitalized costs incurred during the period of unproved properties excluded from amortization including acquisition costs, exploration costs, development costs, and production costs. View
us-gaap Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative The sum of the capitalized costs incurred, as of the balance sheet date, of unproved properties excluded from amortization including acquisition costs, exploration costs, development costs, and production costs. View
us-gaap Capitalized Costs, Oil and Gas Producing Activities, Net Net amount of capitalized costs relating to oil and gas producing activities. 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, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, 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 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 Premium Amount, after accumulated amortization, of debt premium. View
us-gaap Debt Issuance Cost (Deprecated 2016-01-31) Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees). View
us-gaap Lease, Cost Amount of lease cost recognized by lessee for lease contract. 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 Common Stock, Shares, Outstanding Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. 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 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 Concentration Risk, Percentage "For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the ""benchmark"" (or denominator) in the equation, this concept represents the concentration percentage derived from the division." View
us-gaap Costs and Expenses Total costs of sales and operating expenses for the period. View
us-gaap Costs Incurred, Acquisition of Oil and Gas Properties with Proved Reserves Costs incurred, including capitalized costs and costs charged to expense, associated with the acquisition of oil and gas properties that have proved reserves. View
us-gaap Costs Incurred, Acquisition of Unproved Oil and Gas Properties Costs incurred, including capitalized costs and costs charged to expense, associated with the acquisition of oil and gas properties that have unproved reserves. View
us-gaap Costs Incurred, Development Costs Development costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities. View
us-gaap Costs Incurred, Exploration Costs Exploration costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities. View
us-gaap Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities Amount of costs incurred related to oil and gas property acquisition, exploration and development activities, including capitalized costs and costs charged to expense. 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 Income Tax Expense (Benefit) Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. 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 Debt Instrument, Face Amount Face (par) amount of debt instrument at time of issuance. View
us-gaap Debt Instrument, Fair Value Disclosure Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. View
us-gaap Debt Instrument, Interest Rate During Period The average effective interest rate during the reporting period. 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 Debt Instrument, Interest Rate, Increase (Decrease) Incremental percentage increase (decrease) in the stated rate on a debt instrument. View
us-gaap Debt Instrument, Interest Rate, Stated Percentage Contractual interest rate for funds borrowed, under the debt agreement. View
us-gaap Deferred Income Tax Assets, Net Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting. 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 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, Derivative Instruments Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. 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, Current Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, netted by jurisdiction and classified as current. 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, Property, Plant and Equipment Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment. 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 Deferred Expense, Compensation and Benefits, Employee Bonuses Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee bonuses. 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 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, Investment in Noncontrolled Affiliates Amount of deferred tax liability attributable to taxable temporary differences from investments in unconsolidated subsidiaries and investments in other affiliates which are not controlled nor consolidated. 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 Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. View
us-gaap Deposit Liabilities, Collateral Issued, Financial Instruments Amount of securities, mortgage loans, or other financial instruments pledged as collateral for deposits. View
us-gaap Depreciation, Amortization and Accretion, Net The aggregate net amount of depreciation, amortization, and accretion recognized during an accounting period. As a noncash item, the net amount is added back to net income when calculating cash provided by or used in operations using the indirect method. 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, Fair Value, Gross Liability Fair value of liability associated with 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. 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 Liability, Fair Value, Amount Not Offset Against Collateral Fair value, after offset of derivative asset, of 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, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. 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, Fair Value, Gross Asset Fair value of asset associated with 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. View
us-gaap Derivative Liability, Fair Value, Net (Deprecated 2013-01-31) Fair value of the gross liabilities less the gross assets of a derivative liability or group of derivative liabilities. View
us-gaap Derivative, Nonmonetary Notional Amount Nominal number of units used to calculate payment on derivative. View
us-gaap Derivative, Nonmonetary Notional Amount, Volume Nominal volume used to calculate payments on a derivative instrument. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Cash Inflows (Deprecated 2014-01-31) Amount of estimated future cash inflows from sale of proved oil and gas reserves. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs (Deprecated 2013-01-31) The future cost of developing oil and gas from proved reserves located in this geographic region. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs (Deprecated 2014-01-31) Amount of estimated future cost to be incurred in developing proved oil and gas reserves. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense (Deprecated 2013-01-31) The estimated future income tax expenses that will be incurred based on the future income less future expenses derived from production and sale of proved oil and gas reserves in this geographic region. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense (Deprecated 2014-01-31) Amount of estimated future income tax expense to be incurred based on the future income less future expense derived from production and sale of proved oil and gas reserves. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Net Cash Flows (Deprecated 2014-01-31) Amount of estimated net future cash inflows, after subtracting future development and production costs and future income tax expenses, from sale of proved oil and gas reserves. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs (Deprecated 2013-01-31) The future cost of producing oil and gas from proved reserves located in this geographic region. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs (Deprecated 2014-01-31) Amount of estimated future cost to be incurred in producing proved oil and gas reserves. View
us-gaap Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure (Deprecated 2014-01-31) This amount is the future net cash flows less the computed discount. 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 Dividends Payable, Amount Per Share The per share amount of a dividend declared, but not paid, as of the financial reporting date. View
us-gaap Dividend, Share-based Payment Arrangement, Cash Amount of paid and unpaid cash dividends declared for award under share-based payment arrangement. 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, Change in Deferred Tax Assets Valuation Allowance, 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 changes in the valuation allowance for deferred tax assets. View
us-gaap Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, 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 changes in the income tax rates. View
us-gaap Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, 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 deduction for qualified production activity. View
us-gaap Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges, 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 restructuring charges. View
us-gaap Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Percent Percentage 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 nondeductible expense for 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 Effective Income Tax Rate Reconciliation, Tax Cuts and Jobs Act, Amount Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to Tax Cuts and Jobs Act. View
us-gaap Employee-related Liabilities, Current Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). View
us-gaap Share-based Payment Arrangement, Expense, Tax Benefit Amount of tax benefit for recognition of expense of award under share-based payment arrangement. View
us-gaap Entity-Wide Revenue, Major Customer, Percentage (Deprecated 2013-01-31) Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. View
us-gaap Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of extensions, discoveries and improved recovery of proved oil and gas reserves. View
us-gaap Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows Amount of estimated future accumulated cash inflow from the sale of proved oil and gas reserves. View
us-gaap Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs Amount of estimated future accumulated cash outflow for costs to be incurred in developing proved oil and gas reserves. View
us-gaap Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense Amount of estimated future accumulated cash outflow for income tax, based on the future income less future expense derived from production and sale of proved oil and gas reserves. View
us-gaap Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows Amount, after future accumulated cash outflow for development and production costs and future income tax, of estimated future accumulated cash inflow from the sale of proved oil and gas reserves. View
us-gaap Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs Amount of estimated future accumulated cash outflow for costs to be incurred in producing proved oil and gas reserves. View
us-gaap Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows Amount of discount on future accumulated cash inflow, after deducting future accumulated cash outflow for development and production costs and future income tax, from sale of proved oil and gas reserves, using a discount rate of ten percent a year. View
us-gaap Gain Contingency, Unrecorded Amount The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency. View
us-gaap Gain (Loss) on Contract Termination Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform. 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 Sale of Derivatives The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings. View
us-gaap Gain (Loss) on Disposition of Proved Property Amount of gain (loss) on sale or disposal of property with proven oil and gas reserves. 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 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 Gas Balancing Asset (Liability) The value of gas balancing asset or liability as of the end of the period. View
us-gaap Goodwill, Acquired During Period Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. View
us-gaap Incentive from Lessor This item represents the deferred credit for an incentive or inducement received by a lessee from a lessor, in order to motivate the lessee to enter the lease agreement, which incentive or inducement is to be recognized as a reduction of rental expense over the lease term. 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 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 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 Income Taxes Receivable, Noncurrent Carrying amount due after 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 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 Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges, 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 nondeductible restructuring charges. View
us-gaap Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. 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 Increase (Decrease) in Accounts Payable and Accrued Liabilities The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid. View
us-gaap Increase (Decrease) in Asset Retirement Obligations The increase (decrease) during the reporting period in the carrying amount of asset retirement obligations. View
us-gaap Changes in Estimated Future Development Costs Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in estimated future development costs. View
us-gaap Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in the estimated future income tax on future pretax net cash flows related to the entity's proved oil and gas reserves. View
us-gaap Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes. View
us-gaap Increase (Decrease) in Insurance Settlements Receivable The increase (decrease) during the reporting period in insurance settlements receivable, which are amounts due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy. The expectation is that such reimbursement will be received within one year of the balance sheet date. 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 Other Receivables Amount of increase (decrease) in receivables classified as other. View
us-gaap Increase (Decrease) in Prepaid Expense and Other Assets Amount of increase (decrease) in prepaid expenses, and assets classified as other. View
us-gaap Increase (Decrease) in Restricted Cash The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities. View
us-gaap Increase (Decrease) in Restricted Cash for Operating Activities The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as operating activities. This may include cash restricted for regulatory purposes. View
us-gaap Increase (Decrease) in Royalties Payable The increase (decrease) during the reporting period in the obligations due for compensation payments related to the use of copyrights, patents, trade names, licenses, technology. Royalty payments are also paid by the lease holders for oil, gas, and mineral extraction. View
us-gaap Increase Due to Purchases of Minerals in Place Amount of increase in standardized measure of discounted future net cash flow as a result of purchases of minerals in place. View
us-gaap Insurance Recoveries The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses. View
us-gaap Insurance Settlements Receivable Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy. View
us-gaap Insurance Settlements Receivable, Current Amount due in settlement of a claim for reimbursement from an insurance company when the Company has suffered a loss covered under an insurance policy. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer. 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 Income (Expense), Nonoperating, Net The net amount of nonoperating interest income (expense). View
us-gaap Interest Paid, Capitalized, Investing Activities Amount of cash paid for interest capitalized, classified as investing activity. View
us-gaap Interest Paid, Excluding Capitalized Interest, Operating Activities Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for 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. 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 Investment Income, Interest Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. View
us-gaap Oil and Gas Property, Lease Operating Expense (Deprecated 2018-01-31) Amount of lease operating expense related to property used in oil and gas production. View
us-gaap Lessee, Operating Lease, Discount Rate Discount rate used by lessee to determine present value of operating lease payments. 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, 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, 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 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 Letters of Credit Outstanding, Amount The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. 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 Liability for Uncertainty in Income Taxes, Noncurrent Amount recognized for uncertainty in income taxes classified as noncurrent. 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, Commitment Fee Percentage The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. View
us-gaap Line of Credit Facility, Current Borrowing Capacity Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. 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, 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 Line of Credit, Noncurrent The carrying value as of the balance sheet date of the noncurrent portion 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 Loss Contingency Accrual Amount of loss contingency liability. View
us-gaap Loss Contingency, Damages Awarded, Value Amount of damages awarded to the plaintiff in the legal matter. View
us-gaap Loss Contingency, Damages Sought, Value The value (monetary amount) of the award the plaintiff seeks in the legal matter. View
us-gaap Loss Contingency, New Claims Filed, Number The total number of new claims filed pertaining to a loss contingency during the period. View
us-gaap Loss Contingency, Range of Possible Loss, Maximum (Deprecated 2016-01-31) The estimated maximum amount of possible loss from the contingency. View
us-gaap Loss Contingency, Range of Possible Loss, Minimum (Deprecated 2016-01-31) The estimated minimum amount of possible loss from the contingency. View
us-gaap Loss Contingency, Receivable Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable. View
us-gaap Natural Gas Midstream Revenue (Deprecated 2018-01-31) Midstream refers to those gas industry activities that fall between exploration and production (upstream) and refining and marketing (downstream). It may be applied to the gathering, processing, transmission and storage of natural gas; including the treating of natural gas to remove impurities, along with the sale of by-products such as residue gas, natural gas liquids and condensate. View
us-gaap Natural Gas Production Revenue (Deprecated 2018-01-31) Revenue from natural gas production during the reporting period. Natural gas consists largely of the hydrocarbon methane, and is found in underground formations either by itself or with crude oil. 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 Previously Estimated Development Costs Incurred Amount of increase in standardized measure of discounted future net cash flow as a result of previously estimated development costs incurred. 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 Net Cash Provided by (Used in) Investing Activities, Continuing Operations Amount of cash inflow (outflow) of investing activities, excluding 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 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 Net Cash Provided by (Used in) Operating Activities, Continuing Operations Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. 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) 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 Increase (Decrease) in Sales and Transfer Prices and Production Costs Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in sales and transfer prices and in production (lifting) costs related to future production. View
us-gaap Oil and Condensate Revenue (Deprecated 2018-01-31) Revenue from sale of residue oil and condensate, which normally exists in the reservoir as gas but condenses out as a liquid during production. View
us-gaap Oil and Gas Joint Interest Billing Receivables Portion of accounts receivable attributable to joint interest partners in oil and gas properties. These are billings to the non-operators associated with the operation of wells and are based on those owners' working interests in the wells. View
us-gaap Oil and Gas Joint Interest Billing Receivables, Current Current portion of accounts receivable attributable to joint interest partners in oil and gas properties. These are billings to the non-operators associated with the operation of wells and are based on those owners' working interests in the wells. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer. View
us-gaap Oil and Gas Property, Full Cost Method, Gross Oil and gas properties, gross, carried under the full cost method. View
us-gaap Oil and Gas Sales Payable, Current Carrying value as of the balance sheet date of obligations incurred and payable to third parties for oil and gas that has been sold but not delivered. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). View
us-gaap Operating Income (Loss) The net result for the period of deducting operating expenses from operating revenues. 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, Expense Amount of operating lease expense. Excludes sublease income. 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, 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, 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 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 Repayments of Unsecured Debt The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. 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 Leases, Rent Expense, Net Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. 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 Operating Loss Carryforwards Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. View
us-gaap Other Accrued Liabilities, Current Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer. View
us-gaap Other Accrued Liabilities, Noncurrent Amount of expenses incurred but not yet paid classified as other, due after one year or the normal operating cycle, if longer. View
us-gaap Other Assets, Current Amount of current assets classified as other. View
us-gaap Other Assets, Miscellaneous, Noncurrent Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer. View
us-gaap Other Assets, Noncurrent Amount of noncurrent assets classified as other. 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 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 Commitment, to be Paid, Remainder of Fiscal Year Amount of commitment classified as other to be paid in remainder of current fiscal year. 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 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, 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 Expenses Amount of expense classified as other. 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 Other Long-term Investments Amount of long-term investments classified as other. 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 Income Amount of income related to nonoperating activities, classified as other. View
us-gaap Other Revenue, Net (Deprecated 2018-01-31) Amount, after sales adjustments, returns, allowances, and discounts, of revenue classified as other. 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 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 Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid Amount, after effects of reinsurance, of payments to settle insured claims and pay costs incurred in the claims settlement process. View
us-gaap Payments for (Proceeds from) Derivatives (Deprecated 2011-01-31) The net cash outflow or inflow associated with derivative instruments, such as swaps, forwards, options, and so forth, excluding those designated as hedges. View
us-gaap Payments for (Proceeds from) Other Investing Activities Amount of cash (inflow) outflow from investing activities classified as other. View
us-gaap Payments for (Proceeds from) Productive Assets The net cash outflow or inflow from purchases, sales and disposals of property, plant and equipment and other productive assets, including intangibles. View
us-gaap Payments for Royalties The amount of cash paid for royalties during the current period. 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 Dividends Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. View
us-gaap Payments to Acquire Furniture and Fixtures The cash outflow for acquisition of furniture and fixtures. 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 Payments to Acquire Oil and Gas Property and Equipment The cash outflow to purchase long lived physical asset for use in the normal oil and gas operations and to purchase mineral interests in oil and gas properties not intended for resale. View
us-gaap Payments to Acquire Property, Plant, and Equipment The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. View
us-gaap Payments to Explore and Develop Oil and Gas Properties The cash outflow for exploration and development of oil and gas properties. It includes cash payments related to development of oil and gas wells drilled at previously untested geologic structures (to determine the presence of oil or gas) and wells drilled at sites where the presence of oil or gas has already been established (to extract the oil or gas). View
us-gaap Preferred Stock, Par or Stated Value Per Share Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. View
us-gaap Preferred Stock, Shares Authorized The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. View
us-gaap Preferred Stock, Shares Issued Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. View
us-gaap Preferred Stock, Value, Issued Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity. 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 Prepaid Insurance Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. View
us-gaap Prepaid Royalties Amount of asset related to consideration paid in advance for royalties that provide economic benefits within a future period of one year or the normal operating cycle, if longer. View
us-gaap Prior Period Reclassification Adjustment The amount of a reclassification adjustment made to prior period financial statement amounts. View
us-gaap Proceeds from Interest Received Interest received on loans and other debt instruments during the current period. View
us-gaap Proceeds from Issuance of Secured Debt The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt. 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 Proceeds from Issuance of Subordinated Long-term Debt The cash inflow from a borrowing where a lender is placed in a lien position behind debt having a higher priority of repayment (senior) in liquidation of the entity's assets or underlying collateral. View
us-gaap Proceeds from Issuance of Unsecured Debt The cash inflow from the issuance of long-term debt that is not secured by collateral. Excludes proceeds from tax exempt unsecured debt. View
us-gaap Proceeds from Long-term Lines of Credit The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. 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 Sale of Oil and Gas Property and Equipment The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations. View
us-gaap Proceeds from Sales of Assets, Investing Activities Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities. View
us-gaap Production Tax Expense A tax assessed on oil and gas production. 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 Proved Developed and Undeveloped Reserve, Revision of Previous Estimate (Energy) Energy measure of increase (decrease) in quantity of proved reserve of oil and gas related to revision of a previous estimate resulting from new information, except for an increase in proved acreage, or change in economic factors, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). View
us-gaap Proved Undeveloped Reserves (Energy) Energy measure of proved undeveloped reserves of crude oil, including condensate and natural gas liquids, natural gas, synthetic oil and gas, or other nonrenewable natural resource that is intended to be upgraded into synthetic oil and gas. View
us-gaap Accounts Receivable, Credit Loss Expense (Reversal) Amount of expense (reversal of expense) for expected credit loss on accounts receivable. View
us-gaap Receivables, Net, Current The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value. View
us-gaap Reinsurance Retention Policy, Amount Retained Stated amount that is the upper retention limit per entity policy. View
us-gaap Related Party Transaction, Amounts of Transaction Amount of transactions with related party during the financial reporting period. View
us-gaap Repayments of Long-term Lines of Credit The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. View
us-gaap Repayments of Secured Debt The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt. View
us-gaap Repayments of Senior Debt The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. View
us-gaap Restricted Stock, Value, Shares Issued Net of Tax Withholdings Value, after value of shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation. View
us-gaap Results of Operations, Transportation Costs Includes the cost to prepare and move liquid hydrocarbons and natural gas to their points of sale. 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, Excluding Assessed Tax Amount, excluding 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 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 Revisions of Previous Quantity Estimates Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of revisions of estimated quantity of oil and gas in proved reserves. 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 Sales and Transfers of Oil and Gas Produced, Net of Production Costs Amount of (increase) decrease in standardized measure of discounted future net cash flow as a result of sales and transfers of oil and gas produced. View
us-gaap Security Deposit The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. View
us-gaap Senior Notes Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. View
us-gaap Settlement Liabilities, Current Amounts payable for money transfers, money orders, and consumer payment service arrangements. Settlement liabilities include amounts payable to intermediaries for global payment transfers. View
us-gaap Share-based Payment Arrangement, Noncash Expense Amount of noncash expense for share-based payment arrangement. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. View
us-gaap Unrecorded Unconditional Purchase Obligation, to be Paid, after Year Five Amount of fixed and determinable portion of unrecorded unconditional purchase obligation 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 Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. 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 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 Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum The estimated measure of the maximum 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 Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum The estimated measure of the minimum 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 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, Number of Additional Shares Authorized Number of additional shares authorized for issuance under share-based payment arrangement. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. 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 Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds (Deprecated 2015-01-31) The value of all consideration given or received by the Entity in the significant acquisition or disposal. View
us-gaap Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Other Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of changes from other sources. View
us-gaap Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Period Increase (Decrease) Amount of increase (decrease) in standardized measure of discounted future net cash flow relating to proved oil and gas reserves. View
us-gaap Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves, Accretion of Discount Amount of accretion of discount for the standardized measure of discounted future net cash flow related to proved oil and gas reserves. View
us-gaap Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves Amount of discounted future accumulated cash inflow relating to proved oil and gas reserves. 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 Stock Issued The fair value of stock issued in noncash financing activities. 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, Restricted Stock Award, Net of Forfeitures Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited. View
us-gaap Stock Repurchase Program, Authorized Amount (Deprecated 2014-01-31) Amount of a stock repurchase plan authorized by an entity's Board of Directors. View
us-gaap Prepaid Supplies Amount of consideration paid in advance for supplies that provide economic benefits within a future period of one year or the normal operating cycle, if longer. View
us-gaap Taxes Payable, Current Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). 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 Unrealized Gain (Loss) on Commodity Contracts The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open agreements to purchase or sell mineral resources, energy, and agricultural products at some future point held at each balance sheet date, that was included in earnings for the period. View
us-gaap Unrealized Gain (Loss) on Derivatives The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. View
us-gaap Unrecognized Tax Benefits Amount of unrecognized tax benefits. 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 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 Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. View
us-gaap Unrecognized Tax Benefits, Period Increase (Decrease) Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. View
us-gaap Unrecorded Unconditional Purchase Obligation, to be Paid, Year One Amount of fixed and determinable portion of unrecorded unconditional purchase obligation 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 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Four Amount of fixed and determinable portion of unrecorded unconditional purchase obligation 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 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Two Amount of fixed and determinable portion of unrecorded unconditional purchase obligation 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 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Three Amount of fixed and determinable portion of unrecorded unconditional purchase obligation 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 Unrecorded Unconditional Purchase Obligation Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts). View
us-gaap Unsecured Long-term Debt, Noncurrent Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. View
us-gaap Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. View
us-gaap Value of Properties Other than that Attributable to Proved Reserves (Deprecated 2018-01-31) The estimated (or appraised) value of leases or parts of leases to which proved reserves cannot be attributable. 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 and Diluted (Deprecated 2012-01-31) The average number of shares or units issued and outstanding that are used in calculating basic and diluted EPS. 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 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 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 Restricted Cash and Cash Equivalents, Current Amount of cash and cash equivalents 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. 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 Weighted Average Number Diluted Shares Outstanding Adjustment The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. 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 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 Treasury Stock, Common, Shares Number of previously issued common shares repurchased by the issuing entity and held in treasury. 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 Payments of Stock Issuance Costs The cash outflow for cost incurred directly with the issuance of an equity security. View
us-gaap Proceeds from Issuance of Common Stock The cash inflow from the additional capital contribution to the entity. 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 Loss Contingency, Loss in Period The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates. View
us-gaap Repayments of Notes Payable The cash outflow for a borrowing supported by a written promise to pay an obligation. View
us-gaap Deposit Assets The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement. View
us-gaap Repayments of Related Party Debt The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates. 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 Deferred Tax Assets, Gross Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. 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 Other Receivables, Net, Current Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer. View
us-gaap Payments of Ordinary Dividends, Common Stock Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. View
us-gaap Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). View
us-gaap Interest Income (Expense), Net The net amount of operating interest income (expense). View
us-gaap Accrued Royalties Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. View
Chart of Accounts => Accounts
Name View
Acquisition Costs, Period Cost View
Acquisition Costs, Cumulative View
Additional Paid in Capital, Common Stock View
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation View
Amortization of Debt Issuance Costs and Discounts View
Debt Instrument, Interest Rate, Increase (Decrease) View
Deferred Tax Assets, Net of Valuation Allowance, Current View
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent View
Deferred Tax Assets, Operating Loss Carryforwards, Domestic View
Deferred Tax Assets, Operating Loss Carryforwards, State and Local View
Deferred Tax Assets, Other View
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Restructuring Charges View
Deferred Tax Assets, Valuation Allowance View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Cash Inflows (Deprecated 2014-01-31) View
Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs View
Financing Receivable, Allowance for Credit Loss, Writeoff View
Furniture and Fixtures, Gross View
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount View
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount View
Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount View
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount View
Long-Term Debt, Maturity, Year Four View
Loss Contingency, Range of Possible Loss, Maximum (Deprecated 2016-01-31) View
Operating Lease, Liability View
Other Nonoperating Income (Expense) View
Other Revenue, Net (Deprecated 2018-01-31) View
Previously Estimated Development Costs Incurred During Period (Deprecated 2015-01-31) View
Prior Period Reclassification Adjustment View
Proceeds from Income Tax Refunds View
Proceeds from Insurance Settlement, Operating Activities View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period View
Stockholders' Equity, Other View
Weighted Average Number of Shares Outstanding, Basic and Diluted View
Write off of Deferred Debt Issuance Cost View
Capitalized Costs, Unproved Properties View
Debt Issuance Costs, Current, Net View
Derivative Liability, Noncurrent View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized View
Business Combination, Contingent Consideration, Liability, Current View
Oil and Gas Property, Full Cost Method, Depletion View
Oil and Gas Property, Full Cost Method, Net View
Proceeds from Insurance Settlement, Investing Activities View
Accounts Payable, Current View
Accounts Receivable, after Allowance for Credit Loss, Current View
Accretion of Discount (Deprecated 2016-01-31) View
Accrued Employee Benefits, Current View
Accrued Income Taxes View
Accrued Insurance View
Accrued Liabilities, Current View
Accrued Liabilities View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment View
Adjustments to Additional Paid in Capital, Other View
APIC, Share-based Payment Arrangement, Increase for Cost Recognition View
Share-based Payment Arrangement, Expense View
Accounts Receivable, Allowance for Credit Loss View
Accounts Receivable, Allowance for Credit Loss, Current View
Accounts Receivable, Allowance for Credit Loss, Writeoff View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount View
Asset Retirement Obligation View
Asset Retirement Obligation, Accretion Expense View
Asset Retirement Obligation, Cash Paid to Settle View
Asset Retirement Obligation, Current View
Asset Retirement Obligation, Liabilities Incurred View
Asset Retirement Obligation, Liabilities Settled View
Asset Retirement Obligation, Period Increase (Decrease) View
Asset Retirement Obligation, Revision of Estimate View
Asset Retirement Obligations, Noncurrent View
Assets View
Assets, Current View
Borrowings to Finance Leveraged Buyout (Deprecated 2013-01-31) View
Business Acquisition, Transaction Costs View
Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31) View
Business Acquisition, Pro Forma Net Income (Loss) View
Business Acquisition, Pro Forma Revenue View
Business Combination, Acquisition Related Costs View
Business Combination, Separately Recognized Transactions, Expenses and Losses Recognized View
Capital Expenditures Incurred but Not yet Paid View
Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities View
Capitalized Costs, Mineral Interests in Proved Properties View
Capitalized Costs, Mineral Interests in Unproved Properties View
Capitalized Costs of Unproved Properties Excluded from Amortization, Period Cost View
Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative View
Capitalized Costs, Oil and Gas Producing Activities, Net View
Cash and Cash Equivalents, at Carrying Value View
Cash and Cash Equivalents, Period Increase (Decrease) View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect View
Commitments and Contingencies View
Common Stock, Dividends, Per Share, Cash Paid 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, Shares, Outstanding View
Common Stock, Value, Issued View
Comprehensive Income (Loss), Net of Tax, Attributable to Parent View
Concentration Risk, Percentage View
Costs and Expenses View
Costs Incurred, Acquisition of Oil and Gas Properties with Proved Reserves View
Costs Incurred, Acquisition of Unproved Oil and Gas Properties View
Costs Incurred, Development Costs View
Costs Incurred, Exploration Costs View
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities View
Current Federal Tax Expense (Benefit) View
Current Income Tax Expense (Benefit) View
Long-term Debt, Gross View
Debt Instrument, Face Amount View
Debt Instrument, Fair Value Disclosure View
Debt Instrument, Interest Rate During Period 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 Premium View
Debt Issuance Cost (Deprecated 2016-01-31) View
Decrease Due to Sales of Minerals in Place View
Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount View
Deferred Federal Income Tax Expense (Benefit) View
Debt Issuance Costs, Noncurrent, Net View
Deferred Income Tax Assets, Net View
Deferred Income Tax Expense (Benefit) View
Deferred Tax Liabilities, Gross View
Deferred Income Tax Liabilities, Net View
Deferred Tax Asset, Interest Carryforward View
Deferred Tax Assets, Derivative Instruments View
Deferred Tax Assets, Net View
Deferred Tax Assets, Net, Current View
Deferred Tax Assets, Net of Valuation Allowance View
Deferred Tax Assets, Property, Plant and Equipment View
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Bonuses 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 Liabilities, Net View
Deferred Tax Liabilities, Net, Current View
Deferred Tax Liabilities, Derivatives View
Deferred Tax Liabilities, Investment in Noncontrolled Affiliates View
Deferred Tax Liabilities, Net, Noncurrent View
Deferred Tax Liabilities, Other View
Deferred Tax Liabilities, Property, Plant and Equipment View
Defined Benefit Plan, Plan Assets, Contributions by Employer View
Defined Contribution Plan, Cost View
Defined Contribution Plan, Employer Matching Contribution, Percent of Match View
Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage View
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent View
Deposit Liabilities, Collateral Issued, Financial Instruments View
Depreciation, Amortization and Accretion, Net View
Depreciation, Depletion and Amortization View
Derivative Asset, Fair Value, Gross Liability View
Derivative Asset, Fair Value, Net (Deprecated 2013-01-31) View
Derivative Asset View
Derivative Asset, Current 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 Liability, Fair Value, Amount Not Offset Against Collateral View
Derivative Liability View
Derivative Liability, Current View
Derivative Liability, Fair Value, Gross Asset View
Derivative Liability, Fair Value, Net (Deprecated 2013-01-31) View
Derivative, Nonmonetary Notional Amount View
Derivative, Nonmonetary Notional Amount, Volume View
Derivative, Number of Instruments Held View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows (Deprecated 2014-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs (Deprecated 2013-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs (Deprecated 2014-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense (Deprecated 2013-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense (Deprecated 2014-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Net Cash Flows (Deprecated 2014-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs (Deprecated 2013-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs (Deprecated 2014-01-31) View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure (Deprecated 2014-01-31) View
Dividends, Cash View
Dividends Payable, Amount Per Share View
Dividend, Share-based Payment Arrangement, Cash View
Earnings Per Share, Basic and 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, Change in Deferred Tax Assets Valuation Allowance, Percent View
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent View
Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Percent View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges, Percent View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Percent View
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent View
Effective Income Tax Rate Reconciliation, Tax Cuts and Jobs Act, Amount View
Employee-related Liabilities, Current View
Share-based Payment Arrangement, Expense, Tax Benefit View
Entity-Wide Revenue, Major Customer, Percentage (Deprecated 2013-01-31) View
Escrow Deposit View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows View
Gain Contingency, Unrecorded Amount View
Gain (Loss) on Contract Termination View
Gain (Loss) on Derivative Instruments, Net, Pretax View
Gain (Loss) on Sale of Derivatives View
Gain (Loss) on Disposition of Proved Property View
Gain (Loss) on Extinguishment of Debt View
Gas Gathering, Transportation, Marketing and Processing Costs (Deprecated 2018-01-31) View
Gas Balancing Asset (Liability) View
General and Administrative Expense View
Goodwill, Acquired During Period View
Impairment of Oil and Gas Properties View
Incentive from Lessor 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 Tax Expense (Benefit) View
Income Taxes Paid View
Income Taxes Receivable, Current View
Income Taxes Receivable, Noncurrent View
Income Taxes Receivable View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges, Amount View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount View
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount View
Increase (Decrease) in Accounts Payable and Accrued Liabilities View
Increase (Decrease) in Accounts Receivable View
Increase (Decrease) in Asset Retirement Obligations View
Changes in Estimated Future Development Costs View
Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves View
Increase (Decrease) in Income Taxes View
Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable View
Increase (Decrease) in Insurance Settlements Receivable View
Increase (Decrease) in Other Operating Liabilities View
Increase (Decrease) in Other Receivables View
Increase (Decrease) in Prepaid Expense and Other Assets View
Increase (Decrease) in Restricted Cash View
Increase (Decrease) in Restricted Cash for Operating Activities View
Increase (Decrease) in Royalties Payable View
Increase Due to Purchases of Minerals in Place View
Insurance Recoveries View
Insurance Settlements Receivable View
Insurance Settlements Receivable, Current View
Interest Costs Capitalized View
Interest Costs Capitalized Adjustment View
Interest Costs Incurred View
Interest Expense View
Interest Income (Expense), Nonoperating, Net View
Interest Paid, Capitalized, Investing Activities View
Interest Paid, Excluding Capitalized Interest, Operating Activities View
Interest Payable, Current View
Investment Income, Interest View
Lease, Cost View
Lease Incentive Receivable View
Oil and Gas Property, Lease Operating Expense (Deprecated 2018-01-31) View
Lessee, Operating Lease, Discount Rate View
Lessee, Operating Lease, Liability, to be Paid View
Lessee, Operating Lease, Liability, to be Paid, after Year Five 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
Letters of Credit Outstanding, Amount View
Liabilities and Equity View
Liabilities, Current View
Liability for Uncertainty in Income Taxes, Noncurrent View
Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31) View
Line of Credit Facility, Commitment Fee Percentage View
Line of Credit Facility, Current Borrowing Capacity 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, Fair Value View
Long-Term Debt, Maturity, after Year Five View
Long-Term Debt, Maturity, Year One View
Long-Term Debt, Maturity, Year Five View
Long-Term Debt, Maturity, Year Three View
Long-Term Debt, Maturity, Year Two View
Long-term Debt, Excluding Current Maturities View
Long-term Line of Credit, Noncurrent View
Loss Contingency Accrual View
Loss Contingency, Damages Awarded, Value View
Loss Contingency, Damages Sought, Value View
Loss Contingency, New Claims Filed, Number View
Loss Contingency, Range of Possible Loss, Minimum (Deprecated 2016-01-31) View
Loss Contingency, Receivable View
Natural Gas Midstream Revenue (Deprecated 2018-01-31) View
Natural Gas Production Revenue (Deprecated 2018-01-31) View
Net Cash Provided by (Used in) Financing Activities View
Net Cash Provided by (Used in) Financing Activities, Continuing Operations View
Net Cash Provided by (Used in) Investing Activities View
Net Cash Provided by (Used in) Investing Activities, Continuing Operations View
Net Cash Provided by (Used in) Operating Activities View
Net Cash Provided by (Used in) Operating Activities, Continuing Operations View
Net Income (Loss) Attributable to Parent View
Net Income (Loss) Available to Common Stockholders, Basic View
Net Increase (Decrease) in Sales and Transfer Prices and Production Costs View
Oil and Condensate Revenue (Deprecated 2018-01-31) View
Oil and Gas Joint Interest Billing Receivables View
Oil and Gas Joint Interest Billing Receivables, Current View
Oil and Gas Property, Full Cost Method, Gross View
Oil and Gas Sales Payable, Current View
Operating Income (Loss) View
Operating Lease, Cost View
Operating Lease, Expense View
Operating Lease, Liability, Current View
Operating Lease, Liability, Noncurrent View
Operating Lease, Payments View
Operating Lease, Right-of-Use Asset View
Operating Leases, Future Minimum Payments Due, Next Twelve Months 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 Leases, Rent Expense, Net View
Operating Lease, Weighted Average Discount Rate, Percent View
Operating Loss Carryforwards View
Other Accrued Liabilities, Current View
Other Accrued Liabilities, Noncurrent View
Other Assets, Current View
Other Assets, Miscellaneous, Noncurrent View
Other Assets, Noncurrent View
Other Commitment, to be Paid, after 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 Commitment, to be Paid, Remainder of Fiscal Year View
Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31) View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2012-01-31) View
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax View
Other Expenses View
Other Liabilities, Noncurrent View
Other Long-term Investments View
Other Noncash Income (Expense) View
Other Nonoperating Income View
Other Operating Activities, Cash Flow Statement View
Participating Securities, Distributed and Undistributed Earnings (Deprecated 2014-01-31) View
Participating Securities, Distributed and Undistributed Earnings (Loss), Basic View
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid View
Payments for (Proceeds from) Derivatives (Deprecated 2011-01-31) View
Payments for (Proceeds from) Other Investing Activities View
Payments for (Proceeds from) Productive Assets View
Payments for Royalties View
Payment for Debt Extinguishment or Debt Prepayment Cost View
Payments of Debt Issuance Costs View
Payments of Dividends View
Payments to Acquire Furniture and Fixtures View
Payments to Acquire Investments View
Payments to Acquire Oil and Gas Property and Equipment View
Payments to Acquire Property, Plant, and Equipment View
Payments to Explore and Develop Oil and Gas Properties View
Preferred Stock, Par or Stated Value Per Share View
Preferred Stock, Shares Authorized View
Preferred Stock, Shares Issued View
Preferred Stock, Value, Issued View
Prepaid Expense and Other Assets, Current View
Prepaid Insurance View
Prepaid Royalties View
Previously Estimated Development Costs Incurred View
Proceeds from Interest Received View
Proceeds from Issuance of Secured Debt View
Proceeds from Issuance of Senior Long-term Debt View
Proceeds from Issuance of Subordinated Long-term Debt View
Proceeds from Issuance of Unsecured Debt View
Proceeds from Long-term Lines of Credit View
Proceeds from (Payments for) Other Financing Activities View
Proceeds from Sale of Oil and Gas Property and Equipment View
Proceeds from Sales of Assets, Investing Activities View
Production Tax Expense View
Property, Plant and Equipment, Gross View
Property, Plant and Equipment, Net View
Proved Developed and Undeveloped Reserve, Revision of Previous Estimate (Energy) View
Proved Undeveloped Reserves (Energy) View
Accounts Receivable, Credit Loss Expense (Reversal) View
Receivables, Net, Current View
Reinsurance Retention Policy, Amount Retained View
Related Party Transaction, Amounts of Transaction View
Repayments of Long-term Lines of Credit View
Repayments of Secured Debt View
Repayments of Senior Debt View
Repayments of Unsecured Debt View
Restricted Cash and Cash Equivalents View
Restricted Cash and Investments, Noncurrent View
Restricted Stock, Value, Shares Issued Net of Tax Withholdings View
Results of Operations, Transportation Costs View
Retained Earnings (Accumulated Deficit) View
Revenue from Contract with Customer, Excluding Assessed Tax View
Revenues View
Revisions of Previous Quantity Estimates View
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability View
Sales and Transfers of Oil and Gas Produced, Net of Production Costs View
Security Deposit View
Senior Notes View
Settlement Liabilities, Current View
Share-based Payment Arrangement, Noncash Expense View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value 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, Expected Volatility Rate, Maximum View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum 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, Number of Additional Shares Authorized View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant View
Short-term Lease, Cost View
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds (Deprecated 2015-01-31) View
Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Other View
Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Period Increase (Decrease) View
Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves, Accretion of Discount View
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves View
Stockholders' Equity Attributable to Parent View
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest View
Stockholders' Equity Note, Stock Split, Conversion Ratio View
Stock Issued View
Stock Issued During Period, Value, New Issues View
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures View
Stock Repurchase Program, Authorized Amount (Deprecated 2014-01-31) View
Prepaid Supplies View
Taxes Payable, Current 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
Unrealized Gain (Loss) on Commodity Contracts View
Unrealized Gain (Loss) on Derivatives View
Unrecognized Tax Benefits View
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions View
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions View
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions View
Unrecognized Tax Benefits, Period Increase (Decrease) View
Unrecorded Unconditional Purchase Obligation, to be Paid, Year One View
Unrecorded Unconditional Purchase Obligation, to be Paid, Year Four View
Unrecorded Unconditional Purchase Obligation, to be Paid, Year Two View
Unrecorded Unconditional Purchase Obligation, to be Paid, Year Three View
Unrecorded Unconditional Purchase Obligation View
Unrecorded Unconditional Purchase Obligation, to be Paid, after Year Five View
Unrecorded Unconditional Purchase Obligation, Purchases View
Unsecured Long-term Debt, Noncurrent View
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount View
Value of Properties Other than that Attributable to Proved Reserves (Deprecated 2018-01-31) View
Weighted Average Number of Shares Outstanding, Basic and Diluted (Deprecated 2012-01-31) View
Earnings Per Share, Basic View
Earnings Per Share, Diluted View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest View
Restricted Cash and Cash Equivalents, Current View
Weighted Average Number Diluted Shares Outstanding Adjustment View
Weighted Average Number of Shares Outstanding, Diluted View
Weighted Average Number of Shares Outstanding, Basic View
Treasury Stock, Common, Shares View
Treasury Stock, Common, Value View
Payments of Stock Issuance Costs View
Proceeds from Issuance of Common Stock View
Variable Lease, Cost View
Loss Contingency, Loss in Period View
Repayments of Notes Payable View
Deposit Assets View
Number of Reportable Segments View
Repayments of Related Party Debt View
Accrued Income Taxes, Current View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents View
Deferred Tax Assets, Gross View
Dividends, Common Stock, Cash View
Other Receivables, Net, Current View
Payments of Ordinary Dividends, Common Stock View
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture View
Interest Income (Expense), Net View
Accrued Royalties View