Accumulated Other Comprehensive (Loss) Income - Changes in Accumulated Other Comprehensive Income (AOCI) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	$ 258	$ 460	$ 400
Other comprehensive (loss) income before reclassifications	(15)	13	(2)
Amounts reclassified from AOCI	5	6	7
Other comprehensive (loss) income	(10)	19	5
Ending balance	135	258	460
Derivatives
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	9	(10)	(21)
Other comprehensive (loss) income before reclassifications	(4)	19	11
Amounts reclassified from AOCI	0	0	0
Other comprehensive (loss) income	(4)	19	11
Ending balance	5	9	(10)
Defined  benefit plans
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(31)	(62)	(68)
Other comprehensive (loss) income before reclassifications	(12)	25	(1)
Amounts reclassified from AOCI	5	6	7
Other comprehensive (loss) income	(7)	31	6
Ending balance	(38)	(31)	(62)
Foreign  currency translation adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(97)	(66)	(54)
Other comprehensive (loss) income before reclassifications	1	(31)	(12)
Amounts reclassified from AOCI	0	0	0
Other comprehensive (loss) income	1	(31)	(12)
Ending balance	(96)	(97)	(66)
Total  AOCI
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(119)	(138)	(143)
Ending balance	$ (129)	$ (119)	$ (138)