Derivative Financial Instruments (Schedule Of Open Oil Derivative Positions) (Details)	6 Months Ended
Jun. 30, 2022 $ / bbl bbl
NYMEX West Texas Intermediate Price Swaps Oil Q3-Q4 2022 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) \| bbl	35,000
Weighted Average Price Swap	44.61
NYMEX West Texas Intermediate Price Collars Oil Q1-Q4 2023 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) \| bbl	6,193
Weighted Average Floor Price	61.32
Weighted Average Ceiling Price	97.65
NYMEX West Texas Intermediate Price Collars Oil Q3 Q4 2022 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) \| bbl	36,500
Weighted Average Floor Price	57.96
Weighted Average Ceiling Price	78.08
BRENT Basis Swaps Oil Q3-Q4 2022 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) \| bbl	1,000
Oil Basis Swaps	(7.75)
NYMEX Roll Basis Swaps Oil Q3-Q4 2022 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) \| bbl	29,000
Oil Basis Swaps	0.45
Midland Sweet Q1 Q4 2023 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) \| bbl	12,296
Oil Basis Swaps	0.52

Weighted average differential to W T I.

No definition available.

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- Definition

The average cap rate on a group of price risk derivatives such as caps or collars. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract.

+ References

No definition available.

+ Details

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- Definition

The average floor rate on a group of price risk derivatives such as floors or collars. A payment or receipt is triggered if the market rate falls below the floor rate on the contract.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Nominal volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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- Definition

Average fixed price related to the group of price risk swap derivatives.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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