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The increase in the asset retirement obligation through asset additions.

No definition available.

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The change in gathering system accrued in accounts payable.

No definition available.

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The change in proved properties accrued in accounts payable and accrued liabilities.

No definition available.

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The cash outflow for acquisition of land, buildings and other property, plan and equipment.

No definition available.

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The cash outflow to purchase of mineral interests in proved oil and gas properties for use in the normal oil and gas operations and not intended for resale, net of refunds.

No definition available.

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The cash outflow for additions of mineral interests in unproved oil and gas properties for use in the normal oil and gas operations and not intended for resale.

No definition available.

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The amount of prepaid drilling costs during the period.

No definition available.

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The cash inflow (outflow) from settlement of derivative contracts.

No definition available.

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No definition available.

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Amount of amortization expense attributable to debt issuance costs.

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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.

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-Subparagraph (e)
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Amount of cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; attributable to continuing operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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Amount of increase (decrease) in cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; including effect from exchange rate change and including, but not limited to, discontinued operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of increase (decrease) from effect of exchange rate change on cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; held in foreign currency; including, but not limited to, discontinued operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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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.

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-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(7)(a)(6))
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Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties.

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Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income.

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-SubTopic 10
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-Paragraph 22
-Publisher FASB
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Amount, after income tax refund received, of cash paid to state and local tax jurisdictions for tax on income.

Name:	us-gaap_IncomeTaxPaidStateAndLocalAfterRefundReceived
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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.

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-Topic 230
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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.

Name:	us-gaap_IncreaseDecreaseInAccountsReceivable
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The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.

Name:	us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable
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Balance Type:	debit
Period Type:	duration

No definition available.

Name:	us-gaap_IncreaseDecreaseInOperatingCapitalAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other.

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Amount of increase (decrease) of consideration paid in advance for income and other taxes that provide economic benefits in future periods.

Name:	us-gaap_IncreaseDecreaseInPrepaidTaxes
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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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.

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-Subparagraph (d)
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-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (e)
-Publisher FASB
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-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-2

Name:	us-gaap_InterestPaidNet
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Amount of cash inflow (outflow) from financing activity, including, but not limited to, discontinued operation. Financing activity includes, but is not limited to, obtaining resource from owner and providing return on, and return of, their investment; borrowing money and repaying amount borrowed, or settling obligation; and obtaining and paying for other resource obtained from creditor on long-term credit.

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-Section 45
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-Publisher FASB
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Name:	us-gaap_NetCashProvidedByUsedInFinancingActivities
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No definition available.

Name:	us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract
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Amount of cash inflow (outflow) from investing activity, including, but not limited to, discontinued operation. Investing activity includes, but is not limited to, making and collecting loan, acquiring and disposing of debt and equity instruments, property, plant, and equipment, and other productive assets.

Name:	us-gaap_NetCashProvidedByUsedInInvestingActivities
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No definition available.

Name:	us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract
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Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity.

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No definition available.

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No definition available.

Name:	us-gaap_NoncashInvestingAndFinancingItemsAbstract
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Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings.

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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.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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-Topic 942
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-Subparagraph (SX 210.9-05(b)(2))
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(g)(1)(i))
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(k)(2))
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-Subparagraph (f)
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-Section 65
-Paragraph 9
-Subparagraph (e)
-Publisher FASB
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-SubTopic 10
-Name Accounting Standards Codification
-Section 65
-Paragraph 17
-Subparagraph (d)(1)
-Publisher FASB
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-SubTopic 10
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-Section 50
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-Publisher FASB
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-Publisher FASB
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-Paragraph 1
-Subparagraph (g)
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-SubTopic 323
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-Paragraph 2
-Subparagraph (g)(3)
-Publisher FASB
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-SubTopic 10
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(g)(1)(ii))
-Publisher FASB
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-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
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-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483443/250-10-50-1

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-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 65
-Paragraph 1
-Subparagraph (f)
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