Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Line Items]
Charges & credits	$ 110	$ 347	$ 65
Deferred tax assets operating loss indefinite carryforwards amount	194
Net operating losses	214	326
Accrued interest and penalties	$ 155	155	164
Minimum
Income Tax Disclosure [Line Items]
Deferred tax assets operating loss carryforwards expiration year	2032
Maximum
Income Tax Disclosure [Line Items]
Deferred tax assets operating loss carryforwards expiration year	2041
Domestic Country
Income Tax Disclosure [Line Items]
Charges & credits	$ 2	379	75
Foreign Country
Income Tax Disclosure [Line Items]
Charges & credits	$ 112	$ 32	$ 10