Change in Accounting Estimate (Table) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Change in Accounting Estimate
Operating Income (Loss)	$ 154	$ 141
Diluted earnings (loss) per share	$ 3.87	$ 3.23
Contracts Accounted for under Percentage of Completion
Change in Accounting Estimate
Operating Income (Loss)	$ 2	$ 9
Diluted earnings (loss) per share	$ 0.03	$ 0.17