Leases - Balance Sheet Information Related to Operating & Finance Leases (Detail) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease right-of-use assets — net	$ 570	$ 352
Finance lease right-of-use assets — net	$ 126	$ 144
Operating Lease obligations:
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Current portion of operating and finance lease obligations	Current portion of operating and finance lease obligations
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Current portion of operating and finance lease obligations	Current portion of operating and finance lease obligations
Current operating lease obligations	$ 200	$ 70
Long-term operating lease obligations	469	394
Total lease obligations	669	464
Finance Lease Obligations:
Current finance lease obligations	21	19
Long-term finance lease obligations	179	200
Total lease obligations	200	219
Finance lease ROU assets cost	212	212
Finance lease ROU assets accumulated amortization	$ 86	$ 68