Financial Instruments - Energy Segments Derivatives (Details) - USD ($) $ in Millions		Sep. 30, 2024	Dec. 31, 2023
Derivative [Line Items]
Derivative assets, net		$ 43	$ 64
Derivative liabilities		685	979
Collateral for derivative positions		12	13
Energy
Derivative [Line Items]
Asset derivatives, Gross	[1]	(16)	(6)
Liability derivatives, Gross	[1]	(16)	(6)
Derivative assets, net		16	25
Derivative liabilities		7
Commodity contracts | Energy
Derivative [Line Items]
Asset derivatives, Gross		32	31
Liability derivatives, Gross		$ 23	$ 6

[1] Excludes netting of derivatives primarily related to initial margin requirements of $12 million and $13 million at September 30, 2024 and December 31, 2023, respectively, which was not offset against derivatives liabilities, net in the condensed consolidated balance sheets.