Revenue from Contracts with Customers - Estimate at Completion Adjustments (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Change in Accounting Estimate [Line Items]
Net earnings	$ 50	$ 29
Impact on diluted earnings per share (in dollars per share)	$ 0.19	$ 0.11
Contracts Accounted for under Percentage of Completion
Change in Accounting Estimate [Line Items]
Revenue and operating earnings	$ (9)	$ (9)
Total % of revenue	1.00%	1.00%
Net earnings	$ (7)	$ (7)
Impact on diluted earnings per share (in dollars per share)	$ (0.03)	$ (0.03)