Derivatives and Other Financial Instruments - Schedule of Detail for Level 1 and 3 Derivatives (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets Current	$ 93		$ 93		$ 134
Derivative Liabilities Current	165		165		200
Derivative Assets Noncurrent	5		5		2
Derivative Liabilities Noncurrent	912		912		1,026
Unrealized gain recognized in Other comprehensive loss	241	$ 1,184	54	$ 121
Realized gain (loss) reclassed from Other comprehensive loss to earnings	(27)	(129)	(64)	(243)
Level 1 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets	69		69		84
Derivative Liabilities	17		17		14
Unrealized gain recognized in Other comprehensive loss	42	332
Realized gain (loss) reclassed from Other comprehensive loss to earnings	28	(14)
Level 1 and 2 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Unrealized gain recognized in Other comprehensive loss			31	99
Realized gain (loss) reclassed from Other comprehensive loss to earnings			44	(20)
Level 3 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets	29		29		52
Derivative Liabilities	1,060		1,060		1,212
Unrealized gain recognized in Other comprehensive loss	197	850	23	13
Realized gain (loss) reclassed from Other comprehensive loss to earnings	(58)	(115)	(110)	(219)
Level 1 and 3 Derivative Instruments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative Assets	98		98		136
Derivative Liabilities	1,077		1,077		1,226
Derivative Assets Current	93		93		134
Derivative Liabilities Current	165		165		200
Derivative Assets Noncurrent	5		5		2
Derivative Liabilities Noncurrent	912		912		$ 1,026
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 recognized in Other comprehensive loss	2	$ 2		9
Realized gain (loss) reclassed from Other comprehensive loss to earnings	$ 3		$ 2	$ (4)