Derivatives and Other Financial Instruments - Schedule of Detail for Level 1 and 3 Derivatives (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets Current	$ 207		$ 207		$ 14
Derivative Liabilities Current	167		167		274
Derivative Assets Noncurrent	20		20		7
Derivative Liabilities Noncurrent	812		812		1,048
Unrealized gain (loss) recognized in Other comprehensive loss	110	$ (222)	231	$ (922)
Realized (loss) gain reclassed from Other comprehensive loss to earnings	(37)	(82)	(280)	(201)
Level 1 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets	164		164		19
Derivative Liabilities	35		35		29
Unrealized gain (loss) recognized in Other comprehensive loss	59	(9)	158	(17)
Realized (loss) gain reclassed from Other comprehensive loss to earnings	32	(4)	12	(7)
Level 3 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets	63		63		2
Derivative Liabilities	944		944		1,293
Unrealized gain (loss) recognized in Other comprehensive loss	49	(214)	62	(908)
Realized (loss) gain reclassed from Other comprehensive loss to earnings	(67)	(73)	(286)	(188)
Level 1 and 3 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets	227		227		21
Derivative Liabilities	979		979		1,322
Derivative Assets Current	207		207		14
Derivative Liabilities Current	167		167		274
Derivative Assets Noncurrent	20		20		7
Derivative Liabilities Noncurrent	812		812		$ 1,048
Level 2 Derivative Instruments [Member] | Non-controlling and Equity Interest [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Unrealized gain (loss) recognized in Other comprehensive loss	2	1	11	3
Realized (loss) gain reclassed from Other comprehensive loss to earnings	$ (2)	$ (5)	$ (6)	$ (6)