Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net earnings	$ 168	$ 405	$ 154
Other comprehensive income (loss):
Foreign currency translation gain (loss), net of income taxes	1	(2)	2
Pension and other postretirement benefit plan adjustments, net of income taxes	1	11	10
Other comprehensive income, net of income taxes	2	9	12
Total comprehensive income	$ 170	$ 414	$ 166