Derivative Financial Instruments Fair Value (Details) $ in Millions	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023
Fair value of derivative assets and liabilities
Derivative, fair value, net	$ 85	$ 38
Derivative assets, current	83	49
Derivative assets, noncurrent	6	4
Total derivative assets	89	52
Derivative liabilities, current	2	7
Derivative liabilities, noncurrent	2	7
Total derivative liabilities	(4)	(14)
Derivative asset, amounts not offset in the accompanying balance sheets	(4)	(13)
Derivative liabilities, amounts not offset in the accompanying balance sheets	4	13
Derivative Liability, Including Not Subject to Master Netting Arrangement, after Offset and Deduction	0	1
Derivative Asset, Including Not Subject to Master Netting Arrangement, after Offset and Deduction	85	40
Not Designated as Hedging Instrument
Fair value of derivative assets and liabilities
Derivative assets, current	83	49
Derivative assets, noncurrent	6	4
Derivative liabilities, current	2	7
Derivative liabilities, noncurrent	$ 2	$ 7
Designated as Hedging Instrument
Fair value of derivative assets and liabilities
Derivative, number of instruments held	0	0	0
Fair Value, Recurring | Fair Value, Inputs, Level 2 | Not Designated as Hedging Instrument
Fair value of derivative assets and liabilities
Total derivative assets	$ 89	$ 52
Total derivative liabilities	$ 4	$ 14