us-gaap |
Unproved Oil and Gas Property, Successful Effort Method |
Oil and Gas properties with unproved reserves under the successful effort method. |
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us-gaap |
Share-based Payment Arrangement, Noncash Expense |
Amount of noncash expense for share-based payment arrangement. |
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|
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. |
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us-gaap |
Accounts Payable and Accrued Liabilities, Current |
Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. |
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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). |
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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. |
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us-gaap |
Accretion Expense |
Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations. |
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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. |
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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). |
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us-gaap |
Accrued Professional Fees, Current |
Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). |
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us-gaap |
Accrued Royalties, Current |
Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). |
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us-gaap |
Cash |
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. Excludes cash and cash equivalents within disposal group and discontinued operation. |
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us-gaap |
Debt Issuance Costs, Net |
Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. |
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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. |
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us-gaap |
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs |
Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration. |
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us-gaap |
Adjustments to Additional Paid in Capital, Warrant Issued |
Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants. |
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us-gaap |
Accounts Receivable, Allowance for Credit Loss |
Amount of allowance for credit loss on accounts receivable. |
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us-gaap |
Accounts Receivable, Allowance for Credit Loss, Current |
Amount of allowance for credit loss on accounts receivable, classified as current. |
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us-gaap |
Amortization of Debt Issuance Costs |
Amount of amortization expense attributable to debt issuance costs. |
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|
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. |
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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. |
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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. |
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us-gaap |
Asset Retirement Obligation, Legally Restricted Assets, Fair Value |
Carrying amount of an asset that is legally restricted for purposes of settling an asset retirement obligation. |
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us-gaap |
Asset Retirement Obligation, Liabilities Incurred |
Amount of asset retirement obligations incurred during the period. |
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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. |
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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. |
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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. |
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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. |
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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. |
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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. |
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us-gaap |
Capitalized Costs, Oil and Gas Producing Activities, Gross |
The sum of capitalized costs relating to oil and gas producing activities before accounting for accumulated depreciation. |
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us-gaap |
Capitalized Costs, Oil and Gas Producing Activities, Net |
Net amount of capitalized costs relating to oil and gas producing activities. |
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us-gaap |
Capitalized Costs, Proved Properties |
Capitalized costs of proved properties incurred for any combination mineral interests acquisitions; wells and related equipment; support equipment and facilities; and uncompleted wells and equipment and other costs not previously disclosed within this table. |
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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. |
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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. |
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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. |
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us-gaap |
Class of Warrant or Right, Exercise Price of Warrants or Rights |
Exercise price per share or per unit of warrants or rights outstanding. |
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us-gaap |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right |
Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares. |
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|
us-gaap |
Class of Warrant or Right, Outstanding |
Number of warrants or rights outstanding. |
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us-gaap |
Commodity Contract Asset, Current |
Carrying amount as of the balance sheet date of the asset arising from commodity contracts such as futures contracts tied to the movement of a particular commodity, which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle, if longer. |
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us-gaap |
Commodity Contract Asset, Noncurrent |
Carrying amount as of the balance sheet date of the asset arising from commodity contracts such as futures contracts tied to the movement of a particular commodity, which are expected to be converted into cash or otherwise disposed of after a year or beyond the normal operating cycle, if longer. |
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us-gaap |
Common Stock, No Par Value |
Face amount per share of no-par value common stock. |
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us-gaap |
Common Stock, Par or Stated Value Per Share |
Face amount or stated value per share of common stock. |
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us-gaap |
Common Stock, Shares Authorized |
The maximum number of common shares permitted to be issued by an entity's charter and bylaws. |
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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. |
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us-gaap |
Common Stock, Shares, Outstanding |
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. |
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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. |
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us-gaap |
Convertible Preferred Stock, Shares Issued upon Conversion |
Number of shares issued for each share of convertible preferred stock that is converted. |
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us-gaap |
Cost of Goods Sold, Oil and Gas (Deprecated 2018-01-31) |
Total costs related to oil and gas produced and sold during the reporting period. |
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us-gaap |
Costs Incurred, Acquisition of Oil and Gas Properties |
Cost incurred, including capitalized costs and costs charged to expense, in acquisition of oil and gas properties. |
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us-gaap |
Costs Incurred, Development Costs |
Development costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities. |
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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. |
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us-gaap |
Current Federal Tax Expense (Benefit) |
Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. |
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us-gaap |
Current Foreign Tax Expense (Benefit) |
Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. |
View
|
us-gaap |
Current Income Tax Expense (Benefit) |
Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. |
View
|
us-gaap |
Current State and Local Tax Expense (Benefit) |
Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. |
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us-gaap |
Debt Conversion, Converted Instrument, Shares Issued |
"The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. ""Part noncash"" refers to that portion of the transaction not resulting in cash receipts or payments in the period." |
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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. |
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us-gaap |
Deferred Federal Income Tax Expense (Benefit) |
Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. |
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|
us-gaap |
Deferred Foreign Income Tax Expense (Benefit) |
Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. |
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|
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. |
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|
us-gaap |
Deferred Income Tax Expense (Benefit) |
Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. |
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|
us-gaap |
Deferred Offering Costs |
Specific incremental costs directly attributable to a proposed or actual offering of securities which are deferred at the end of the reporting period. |
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us-gaap |
Deferred Revenue, Current |
Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current. |
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|
us-gaap |
Deferred State and Local Income Tax Expense (Benefit) |
Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. |
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|
us-gaap |
Deferred Tax Assets, Deferred Income |
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred income. |
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us-gaap |
Deferred Tax Assets, Gross, Current |
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as current. |
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|
us-gaap |
Deferred Tax Assets, Gross, Noncurrent |
Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences and carryforwards, classified as noncurrent. |
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|
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. |
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us-gaap |
Deferred Tax Assets, Net, Noncurrent |
Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting and classified as noncurrent. |
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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. |
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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. |
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us-gaap |
Deferred Tax Assets, Operating Loss Carryforwards |
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. |
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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. |
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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. |
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us-gaap |
Deferred Tax Assets, Tax Credit Carryforwards, Research |
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards. |
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us-gaap |
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits |
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. |
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us-gaap |
Deferred Tax Assets, Tax Deferred Expense, Other |
Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from provisions, reserves, allowances, and accruals, classified as other. |
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us-gaap |
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts |
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the allowance for doubtful accounts. |
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us-gaap |
Deferred Tax Assets, Valuation Allowance, Current |
Amount of valuation allowance of deferred tax asset attributable to deductible temporary differences and carryforwards, classified as current. |
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us-gaap |
Deferred Tax Assets, Valuation Allowance, Noncurrent |
Amount of valuation allowance of deferred tax asset attributable to deductible temporary differences and carryforwards, classified as noncurrent. |
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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. |
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us-gaap |
Depletion |
The noncash expense charged against earnings to recognize the consumption of natural resources. |
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us-gaap |
Depletion of Oil and Gas Properties |
The noncash expense charged against earnings to recognize the consumption of oil and gas reserves that are part of an entities' assets. |
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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. |
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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. |
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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. |
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us-gaap |
Derivative, Gain (Loss) on Derivative, Net |
Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. |
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us-gaap |
Derivative, Loss on Derivative |
Amount of decrease in the fair value of derivatives recognized in the income statement. |
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us-gaap |
Dilutive Securities, Effect on Basic Earnings Per Share |
Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities. |
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us-gaap |
Due to Affiliate, Current |
Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). |
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us-gaap |
Due to Officers or Stockholders, Current |
Amounts due to recorded owners or owners with a beneficial interest of more than 10 percent of the voting interests or officers of the company. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). |
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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). |
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us-gaap |
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount |
Amount of cost to be recognized for option under share-based payment arrangement. |
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|
us-gaap |
Equity Method Investment, Ownership Percentage |
The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. |
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us-gaap |
Exploration Expense |
"Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. (ii) Costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, and the maintenance of land and lease records. (iii) Dry hole contributions and bottom hole contributions. (iv) Costs of drilling and equipping exploratory wells. (v) Costs of drilling exploratory-type stratigraphic test wells." |
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us-gaap |
Fair Value Adjustment of Warrants |
Amount of expense (income) related to adjustment to fair value of warrant liability. |
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us-gaap |
Fair Value Assumptions, Expected Volatility Rate (Deprecated 2018-01-31) |
Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. |
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us-gaap |
Fair Value Assumptions, Risk Free Interest Rate (Deprecated 2018-01-31) |
Risk-free interest rate assumption used in valuing an instrument. |
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us-gaap |
Fair Value Inputs, Discount Rate (Deprecated 2018-01-31) |
Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. |
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us-gaap |
Fair Value, Net Asset (Liability) |
Fair value of asset after deduction of liability. |
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us-gaap |
Federal Income Tax Expense (Benefit), Continuing Operations |
Amount of current and deferred federal income tax expense (benefit) attributable to income (loss) from continuing operations. |
View
|
us-gaap |
Foreign Income Tax Expense (Benefit), Continuing Operations |
Amount of current and deferred foreign income tax expense (benefit) attributable to income (loss) from continuing operations. |
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. |
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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. |
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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. |
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|
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. |
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us-gaap |
Gain (Loss) on Disposition of Business |
Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. |
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us-gaap |
Gain (Loss) on Disposition of Property Plant Equipment |
Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. |
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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. |
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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. |
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us-gaap |
Income Tax Expense (Benefit) |
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. |
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us-gaap |
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, 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 foreign income tax expense (benefit). |
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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. |
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us-gaap |
Effective Income Tax Rate Reconciliation, Nondeductible Expense, 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 expenses. |
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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). |
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us-gaap |
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount |
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit. |
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us-gaap |
Increase (Decrease) in Accounts Payable |
The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. |
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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. |
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us-gaap |
Increase (Decrease) in Accrued Liabilities |
The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid. |
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us-gaap |
Increase (Decrease) in Deferred Charges |
The increase (decrease) during the reporting period in the value of expenditures made during the current reporting period for benefits that will be received over a period of years. Deferred charges differ from prepaid expenses in that they usually extend over a long period of time and may or may not be regularly recurring costs of operation. |
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us-gaap |
Increase (Decrease) in Deferred Revenue |
Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable. |
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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. |
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us-gaap |
Increase (Decrease) in Inventories |
The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. |
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us-gaap |
Increase (Decrease) in Prepaid Expense |
The increase (decrease) during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods. |
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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. |
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us-gaap |
Interest Expense |
Amount of the cost of borrowed funds accounted for as interest expense. |
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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). |
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us-gaap |
Inventory, Net |
Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. |
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us-gaap |
Operating Leases, Rent Expense |
Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. |
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us-gaap |
Liabilities |
Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future. |
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us-gaap |
Liabilities and Equity |
Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any. |
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us-gaap |
Liabilities Assumed |
The fair value of liabilities assumed in noncash investing or financing activities. |
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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. |
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us-gaap |
Liabilities, Noncurrent |
Amount of obligation due after one year or beyond the normal operating cycle, if longer. |
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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. |
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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. |
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us-gaap |
Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months |
Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Long-term Debt, Maturities, Repayments of Principal in Rolling after Year Five |
Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Five |
Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Four |
Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Three |
Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Other Liabilities, Noncurrent |
Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. |
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us-gaap |
Other Nonoperating Income (Expense) |
Amount of income (expense) related to nonoperating activities, classified as other. |
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|
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. |
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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. |
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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. |
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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. |
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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. |
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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. |
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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. |
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us-gaap |
Noncash or Part Noncash Acquisition, Inventory Acquired |
"The amount of inventory that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. ""Part noncash"" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period." |
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us-gaap |
Noninterest Expense Distribution and Servicing Fees (Deprecated 2019-01-31) |
Costs related to the marketing and selling of fund shares and servicing proprietary funds. Also includes cost of providing client or shareholder servicing, record keeping, or administrative services, and fund accounting fees, SEC filings, and other maintenance costs. |
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us-gaap |
Noninterest Expense Offering Cost |
Includes offering costs of open-end investment companies, and closed-end funds with a continuous offering period. |
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us-gaap |
Nonoperating Income (Expense) |
The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). |
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us-gaap |
Oil and Gas Sales Revenue (Deprecated 2018-01-31) |
Revenue from the sale of oil and gas during the period. |
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us-gaap |
Operating Costs and Expenses |
Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense. |
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us-gaap |
Operating Expenses |
Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. |
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us-gaap |
Operating Income (Loss) |
The net result for the period of deducting operating expenses from operating revenues. |
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us-gaap |
Operating Leases, Future Minimum Payments Due |
Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. |
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us-gaap |
Operating Leases, Future Minimum Payments, Due in Rolling Year Three |
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 rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Operating Leases, Future Minimum Payments, Due in Rolling Year Two |
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 rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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us-gaap |
Operating Leases, Future Minimum Payments, Next Rolling 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 rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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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. |
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us-gaap |
Paid-in-Kind Interest |
Interest paid other than in cash for example by issuing additional debt securities. As a noncash item, it is added to net income when calculating cash provided by or used in operations using the indirect method. |
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us-gaap |
Payments for Underwriting Expense |
Cash paid for expenses incurred during underwriting activities (the process to review insurance applications, evaluate risks, accept or reject applications, and determine the premiums to be charged) for insurance companies. |
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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. |
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us-gaap |
Payments of Financing Costs |
The cash outflow for loan and debt issuance costs. |
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us-gaap |
Payments of Stock Issuance Costs |
The cash outflow for cost incurred directly with the issuance of an equity security. |
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us-gaap |
Payments to Acquire Oil and Gas Property |
The cash outflow to purchase of mineral interests in oil and gas properties for use in the normal oil and gas operations and not intended for resale. |
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us-gaap |
Payments to Acquire Other Property, Plant, and Equipment |
Amount of cash outflow from the acquisition of or improvements to long-lived, physical assets used to produce goods and services and not intended for resale, classified as other. |
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us-gaap |
Payments to Acquire Productive Assets |
The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. |
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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. |
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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. |
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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. |
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us-gaap |
Preferred Stock, Shares Outstanding |
Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. |
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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. |
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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. |
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us-gaap |
Prepaid Expense, Current |
Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. |
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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. |
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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. |
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us-gaap |
Proceeds from Derivative Instrument, Investing Activities |
The cash inflow provided by derivative instruments during the period, which are classified as investing activities, excluding those designated as hedging instruments. |
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us-gaap |
Proceeds from Divestiture of Businesses |
The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. |
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us-gaap |
Proceeds from Issuance Initial Public Offering |
The cash inflow associated with the amount received from entity's first offering of stock to the public. |
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us-gaap |
Proceeds from Issuance of Common Stock |
The cash inflow from the additional capital contribution to the entity. |
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us-gaap |
Proceeds from Issuance of Long-term Debt |
The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. |
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us-gaap |
Proceeds from Issuance of Preferred Stock, Preference Stock, and Warrants |
Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholder, which takes precedence over common stockholders in the event of liquidation and from issuance of rights to purchase common shares at a predetermined price. |
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us-gaap |
Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised |
Amount of cash inflow from issuance of shares under share-based payment arrangement. Includes, but is not limited to, option exercised. |
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us-gaap |
Proceeds from Notes Payable |
The cash inflow from a borrowing supported by a written promise to pay an obligation. |
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us-gaap |
Proceeds from Stock Options Exercised |
Amount of cash inflow from exercise of option under share-based payment arrangement. |
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us-gaap |
Proceeds from Warrant Exercises |
The cash inflow associated with the amount received from holders exercising their stock warrants. |
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us-gaap |
Productive Oil Wells, Number of Wells, Gross |
The total number of producing oil wells and oil wells capable of production, in which the entity owns an undivided working interest. |
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us-gaap |
Pro Forma Weighted Average Shares Outstanding, Diluted |
The weighted average number of shares or units and dilutive common stock or unit equivalents outstanding in the calculation of proforma diluted earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering. |
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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. |
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us-gaap |
Proved Oil and Gas Property, Successful Effort Method |
Oil and Gas properties with proved reserves under the successful effort method. |
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us-gaap |
Accounts Receivable, Credit Loss Expense (Reversal) |
Amount of expense (reversal of expense) for expected credit loss on accounts receivable. |
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us-gaap |
Repayments of Long-term Debt |
The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. |
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us-gaap |
Restricted Investments, Current |
This element represents the current portion of investments which are not defined as or included in marketable (debt, equity, or other) securities that are pledged or subject to withdrawal restrictions. |
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us-gaap |
Results of Operations, Depreciation, Depletion and Amortization, and Valuation Provisions |
Depreciation, depletion and amortization, and valuation provisions (impairments) related to oil and gas producing activities. |
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us-gaap |
Results of Operations, Expense from Oil and Gas Producing Activities |
The amount of expenses related to oil and gas producing activities. |
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us-gaap |
Results of Operations, Exploration Expense |
Exploration costs from oil and gas producing activities. |
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us-gaap |
Results of Operations, Impairment of Oil and Gas Properties |
Costs related to the impairment of oil and gas properties |
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us-gaap |
Results of Operations, Income before Income Taxes |
Income before income taxes for oil and gas producing activities. |
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us-gaap |
Results of Operations, Income Tax Expense |
Income tax expense for oil and gas producing activities. |
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us-gaap |
Results of Operations, Oil and Gas Producing Activities Net Income (Excluding Corporate Overhead and Interest Costs) |
The results of operations for oil and gas producing activities, excluding corporate overhead and interest costs. |
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us-gaap |
Results of Operations, Production or Lifting Costs |
Production (lifting) costs from oil and gas producing activities, including but not limited to lease operating expense, production and ad valorem taxes, and transportation expense. |
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us-gaap |
Results of Operations, Revenue from Oil and Gas Producing Activities |
Total revenues from oil and gas producing activities. |
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us-gaap |
Retained Earnings (Accumulated Deficit) |
The cumulative amount of the reporting entity's undistributed earnings or deficit. |
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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. |
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us-gaap |
Sale of Stock, Price Per Share |
Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. |
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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. |
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us-gaap |
Revenue, Net (Deprecated 2018-01-31) |
Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. |
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us-gaap |
Sales Revenue, Services, Net (Deprecated 2018-01-31) |
Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts. |
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us-gaap |
Selling, General and Administrative Expense |
The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. |
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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. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number |
The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price |
The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value |
Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period |
For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price |
Weighted average price of options that were either forfeited or expired. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross |
Gross number of share options (or share units) granted during the period. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value |
The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value |
Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number |
Number of options outstanding, including both vested and non-vested options. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price |
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. |
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us-gaap |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price |
Weighted average price at which option holders acquired shares when converting their stock options into shares. |
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us-gaap |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price |
Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value |
Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value |
Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. |
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us-gaap |
Share Price |
Price of a single share of a number of saleable stocks of a company. |
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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. |
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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. |
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us-gaap |
State and Local Income Tax Expense (Benefit), Continuing Operations |
Amount of state and local current and deferred income tax expense (benefit) attributable to continuing operations. |
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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. |
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us-gaap |
Stock Issued |
The fair value of stock issued in noncash financing activities. |
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us-gaap |
Stock Issued During Period, Shares, Conversion of Convertible Securities |
Number of shares issued during the period as a result of the conversion of convertible securities. |
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us-gaap |
Stock Issued During Period, Shares, Issued for Services |
Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders. |
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us-gaap |
Stock Issued During Period, Shares, New Issues |
Number of new stock issued during the period. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period |
Number of share options (or share units) exercised during the current period. |
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us-gaap |
Stock Issued During Period, Value, Acquisitions |
Value of stock issued pursuant to acquisitions during the period. |
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us-gaap |
Stock Issued During Period, Value, Conversion of Convertible Securities |
The gross value of stock issued during the period upon the conversion of convertible securities. |
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us-gaap |
Stock Issued During Period, Value, Issued for Services |
Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. |
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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. |
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us-gaap |
Stock Issued During Period, Value, Stock Options Exercised |
Value of stock issued as a result of the exercise of stock options. |
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us-gaap |
Stock Redeemed or Called During Period, Shares |
Number of stock bought back by the entity at the exercise price or redemption price. |
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us-gaap |
Stock Redeemed or Called During Period, Value |
Equity impact of the value of stock bought back by the entity at the exercise price or redemption price. |
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us-gaap |
Tax Credit Carryforward, Amount |
The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. |
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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). |
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us-gaap |
Unrealized Gain (Loss) on Derivatives and Commodity Contracts |
The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open derivatives, commodity, or energy contracts, held at each balance sheet date, that was included in earnings for the period. |
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us-gaap |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense |
Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. |
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us-gaap |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount |
Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. |
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us-gaap |
Warrants and Rights Outstanding |
Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. |
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us-gaap |
Weighted Average Basic Shares Outstanding, Pro Forma |
The weighted average number of shares (units) outstanding in the calculation of pro forma basic earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering. |
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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. |
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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. |
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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). |
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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. |
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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. |
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us-gaap |
Additional Paid in Capital |
Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock. |
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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. |
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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. |
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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. |
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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. |
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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. |
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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. |
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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. |
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us-gaap |
Interest Paid, Including Capitalized Interest, Operating and Investing Activities |
Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities. |
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us-gaap |
Long-term Debt, Maturities, Repayments of Principal in Rolling Year Two |
Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. |
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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). |
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us-gaap |
Proceeds from Issuance of Warrants |
The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt). |
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us-gaap |
Proceeds from Related Party Debt |
The cash inflow from a long-term borrowing made from related parties 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: Proceeds from Advances from Affiliates. |
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us-gaap |
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate |
The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. |
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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. |
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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. |
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us-gaap |
Temporary Equity, Carrying Amount, Attributable to Parent |
Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer. |
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us-gaap |
Temporary Equity, Shares Outstanding |
The number of securities classified as temporary equity that have been issued and are held by the entity's shareholders. Securities outstanding equals securities issued minus securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. |
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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. |
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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. |
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