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Asset Retirement Obligations - Additional Information (Details) - Future plugging and abandonment obligations $ in Millions	Sep. 30, 2025 USD ($)
Restricted cash	$ 75.7
Receivable with imputed interest, face amount	$ 66.2

X

- Definition

The principal amount of the receivable or note before consideration of the discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 55
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482949/835-30-55-8

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-Publisher FASB
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Period Type:	instant

X

- Definition

Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section S99
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- Details

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