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Financial Instruments and Risk Management (Risk Management Positions) (Parenthetical) (Details) - Natural Gas [Member] - Physical Forward Contracts [Member]	12 Months Ended
	Dec. 31, 2025 MMcf
JKM [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Reference Price	100
Chicago [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Volumes/day	100

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