Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 147	$ 129	$ (20)
Other comprehensive income (loss):
Foreign currency translation adjustments	(12)	7	(10)
Derivatives:
Unrealized gain (loss) on derivatives, before tax	14	(8)	(12)
Unrealized gain (loss) on derivatives, tax portion	(3)	2	3
Unrealized gain (loss) on derivatives, net of tax	11	(6)	(9)
Defined benefit plans:
Reclassification of loss to net income (loss)	11	9	6
Defined benefit plan adjustment, before tax	(2)	(15)	(37)
Defined benefit plan adjustment, tax portion	(3)	3	10
Defined benefit plan adjustment, net of tax	6	(3)	(21)
Other comprehensive income (loss)	5	(2)	(40)
Comprehensive income (loss)	$ 152	$ 127	$ (60)