Restructuring and Other Charges - Schedule of Restructuring and Other Charges by Reportable Segments, Pretax (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	May 31, 2024	Jun. 30, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance			$ 7	$ 8	$ 19
Cash payments			(10)	(6)	(16)
Restructuring and other charges			21	23	56
Other			(14)	(18)	(51)
Restructuring reserve ending balance			4	7	8
Settlements			0	5	58
Gain (loss) on disposition of assets			(25)	(22)	(18)
Accelerated depreciation			2
Asset impairment charges			2	14	1
Engineered Structures
Restructuring Reserve [Roll Forward]
Accelerated depreciation					1
Asset impairment charges				12
United Kingdom | Engineered Structures
Restructuring Reserve [Roll Forward]
Gain (loss) on disposition of assets	$ (13)		(13)
Accelerated depreciation				2
United Kingdom | Engine Products
Restructuring Reserve [Roll Forward]
Gain (loss) on disposition of assets			1
Pension benefits
Restructuring Reserve [Roll Forward]
Settlements		$ 3	0	5	58
Layoff costs
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance			5	6	17
Cash payments			(8)	(3)	(9)
Restructuring and other charges			7	7	56
Other			0	(5)	(58)
Restructuring reserve ending balance			4	5	6
Layoff costs | Pension benefits | U.S. and U.K.
Restructuring Reserve [Roll Forward]
Settlements					58
Layoff costs | Pension benefits | U.S. and Canada
Restructuring Reserve [Roll Forward]
Settlements				5
Other exit costs
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance			2	2	2
Cash payments			(2)	(3)	(7)
Restructuring and other charges			14	16	0
Other			(14)	(13)	7
Restructuring reserve ending balance			$ 0	2	2
Gain (loss) on disposition of assets				1	8
Accelerated depreciation				2	$ 1
Asset impairment charges				$ 12