Financial and Other Derivative Instruments (Netting Offsets Reconciliation to Balance Sheet) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Derivative Assets
Derivative Assets	$ 861	$ 1,197
Collateral adjustment	(2)	0
Derivative assets, current	202	297
Derivative assets, noncurrent	77	109
Derivative Liabilities
Derivative Liabilities	(832)	(1,172)
Collateral adjustment	5	72
Derivative liabilities, current	(144)	(177)
Derivative liabilities, noncurrent	(103)	(132)
Current derivative assets
Derivative Assets
Derivative Assets	601	910
Counterparty netting	(399)	(613)
Collateral adjustment	0	0
Noncurrent derivative assets
Derivative Assets
Derivative Assets	260	287
Counterparty netting	(181)	(178)
Collateral adjustment	(2)	0
Current derivative liabilities
Derivative Liabilities
Derivative Liabilities	(548)	(847)
Counterparty netting	399	613
Collateral adjustment	5	57
Noncurrent derivative liabilities
Derivative Liabilities
Derivative Liabilities	(284)	(325)
Counterparty netting	181	178
Collateral adjustment	$ 0	$ 15

Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets.

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