Income Taxes - Components of Net Deferred Tax Liabilities (Detail) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Intangible assets	$ (844)	$ (780)
Net operating losses	214	326
Fixed assets, net	190	101
Research and development credits	162	129
Capitalized research and development costs	155	72
Pension and other postretirement benefits	(94)	(114)
Other, net	77	205
Net deferred tax assets (liabilities)	$ (140)	$ (61)