Segment and Related Information - Schedule of Segment Reporting Information to Consolidated Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Schedule Of Assets By Segment [Line Items]
Consolidated assets	$ 14,155	$ 14,756
Cash and cash equivalents	944	1,363
Corporate fixed assets, net	6,785	6,493
Corporate goodwill	146	145
Deferred income taxes	333	296
Operating Segments [Member]
Schedule Of Assets By Segment [Line Items]
Consolidated assets	12,007	12,217
Intersegment Eliminations [Member]
Schedule Of Assets By Segment [Line Items]
Elimination of intersegment receivables	159	126
Other [Member]
Schedule Of Assets By Segment [Line Items]
Cash and cash equivalents	944	1,363
Corporate fixed assets, net	392	364
Corporate goodwill	142	141
Deferred income taxes	333	296
Pension assets	125	146
Other	$ 371	$ 355