Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Contingency [Line Items]
Provision for tax benefits related to settlement of employee awards	$ 102	$ 93	$ 77
Income taxes interest and penalty expense	61	36	23
Increase in tax provision, due to internal restructuring of certain affiliates	276
Foreign pretax income	79	85	$ 66
State net operating loss carryforwards	167
Unrecognized tax benefits, accrued interest	115	177
Unrecognized tax benefits that would impact effective tax rate	295	$ 320
Reduced Tax Provision	254
Income tax examination interest expense net of tax	118
Tax cuts and jobs act of 2017 income tax examination change in tax rate	181
Tax cuts and jobs act of 2017 income tax examination interest expense net of tax	$ 47
State and Local Jurisdiction [Member] | Minimum [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards, expiration date	2025
State and Local Jurisdiction [Member] | Maximum [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards, expiration date	2042