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Derivative Financial Instruments (Schedule Of Open Oil Derivative Positions) (Details)	9 Months Ended
	Sep. 30, 2023 $ / bbl bbl
NYMEX West Texas Intermediate Price Swaps Oil Q4 2023 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	23,000
Weighted Average Price Swap	73.38
NYMEX West Texas Intermediate Price Swaps Oil Q1 Q4 2024 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	27,486
Weighted Average Price Swap	77.74
NYMEX West Texas Intermediate Price Collars Oil Q4 2023 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	81,000
Weighted Average Floor Price	69.63
Weighted Average Ceiling Price	94.29
NYMEX West Texas Intermediate Price Collars Oil Q1-Q4 2024 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	59,486
Weighted Average Floor Price	65.61
Weighted Average Ceiling Price	84.85
NYMEX Roll Q1-Q4 2024 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	24,000
Oil Basis Swaps	0.81
Midland Sweet Q4 2023 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	66,500
Oil Basis Swaps	1.11
Midland Sweet Q1-Q4 2024 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	62,500
Oil Basis Swaps	1.17
Midland Sweet Q1-Q4 2025 [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	53,000
Oil Basis Swaps	0.97

X

- Definition

Weighted average differential to W T I.

+ References

No definition available.

+ Details

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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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X

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480237/815-40-50-5

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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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