Financial Instruments - Energy Segments Derivatives (Details) - USD ($) $ in Millions		Mar. 31, 2025	Dec. 31, 2024
Derivative [Line Items]
Derivative liabilities		$ 912	$ 756
Collateral for derivative positions		6	3
Energy
Derivative [Line Items]
Asset derivatives, Gross	[1]	(9)	(13)
Liability derivatives, Gross	[1]	(11)	(13)
Derivative asset		8	4
Commodity contracts | Energy
Derivative [Line Items]
Asset derivatives, Gross		17	17
Liability derivatives, Gross		$ 11	$ 13

[1] The netting of derivatives primarily related to initial margin requirements of $6 million and $3 million at March 31, 2025 and December 31, 2024, respectively, which was not offset against derivatives liabilities, net in the condensed consolidated balance sheets.