Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Taxes Disclosure [Line Items]
Federal statutory tax rate	21.00%	21.00%	21.00%
Deferred tax asset	$ 1,452	$ 1,635
Deferred income tax liabilities	3,506	3,381
Income tax expense benefit net noncash related to revaluation of deferred tax assets and liabilities		35
Discrete income tax expense (benefit) for vested stock awards	242	235
Deferred tax assets, valuation allowance	59	39
Income taxes receivable	252	354
Income taxes payable	85	92
Unrecognized tax benefits that would affect effective tax rate if recognized	505	497	$ 616
Interest and penalties accrued during period	(20)	(40)	36
Liability for interest and penalties	140	160	$ 200
Minimum [Member]
Income Taxes Disclosure [Line Items]
Liability for uncertain tax positions	65
Maximum [Member]
Income Taxes Disclosure [Line Items]
Liability for uncertain tax positions	280
Related to the Same Tax Jurisdiction [Member]
Income Taxes Disclosure [Line Items]
Deferred tax asset	208	237
Deferred income tax liabilities	3,500	3,400
State and Local Jurisdiction [Member]
Income Taxes Disclosure [Line Items]
Net operating loss carryforwards	$ 2,700	2,500
Net operating loss carryforwards, maturity year	2024
Foreign [Member]
Income Taxes Disclosure [Line Items]
Net operating loss carryforwards	$ 164	$ 179
Net operating loss carryforwards, maturity year	2024
Foreign net loss carry forwards, subject to expiration	$ 5