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Derivatives and Risk Management - Schedules of Fair Values and Locations of Derivative Instruments (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |
Gross Asset | $ 15 | $ 24
Gross Liability | (58) | (64)
Collateral Netted | 13 | 24
Net Asset (Liability) on Balance Sheet | (30) | (16)
Other Current Liabilities [Member] | Commodity Contracts [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Gross Asset | 7 | 11
Gross Liability | (39) | (48)
Collateral Netted | 10 | 23
Net Asset (Liability) on Balance Sheet | (22) | (14)
Other Current Assets [Member] | Interest Rate Swap [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Gross Asset | 1 | 1
Net Asset (Liability) on Balance Sheet | 1 | 1
Other Current Assets [Member] | Commodity Contracts [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Gross Asset | 2 | 10
Gross Liability | 0 |
Collateral Netted | 0 |
Net Asset (Liability) on Balance Sheet | 2 | 10
Other Noncurrent Liabilities [Member] | Commodity Contracts [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Gross Asset | 5 | 2
Gross Liability | (19) | (16)
Collateral Netted | 3 | 1
Net Asset (Liability) on Balance Sheet | $ (11) | $ (13)

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