Revenue from Contracts with Customers - Estimate at Completion Adjustments (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Change in Accounting Estimate [Line Items]
Net earnings	$ 213	$ 168	$ 405
Impact on diluted earnings per share (in dollars per share)	$ 0.80	$ 0.64	$ 1.88
Contracts Accounted for under Percentage of Completion
Change in Accounting Estimate [Line Items]
Revenue and operating earnings	$ (25)	$ (23)	$ (26)
Total % of revenue	1.00%	1.00%	1.00%
Net earnings	$ (20)	$ (18)	$ (19)
Impact on diluted earnings per share (in dollars per share)	$ (0.07)	$ (0.07)	$ (0.09)