Restructuring and Other Charges - Activity and Reserve Balances for Restructuring Charges (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Oct. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance		$ 19	$ 54	$ 13
Cash payments		(16)	(43)	(51)
Restructuring and other charges		56	90	182
Other		(51)	(82)	(90)
Restructuring reserve ending balance		8	19	54
Restructuring and other charges		56	90	182
Gain (loss) on sale of assets		8	12	3
Benefit from termination of plan				3
Impairment of assets to be disposed of		8	15	5
Accelerated depreciation		1	15	2
Pension benefits paid
Restructuring Reserve [Roll Forward]
Restructuring and other charges	$ 34			69
Settlements		58	69	76
Curtailment (charge) benefit		0	(6)	0
Other postretirement benefits
Restructuring Reserve [Roll Forward]
Settlements		0	0	0
Curtailment (charge) benefit		0	0	2
Layoff costs
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance		17	54	13
Cash payments		(9)	(41)	(51)
Restructuring and other charges		56	79	161
Other		(58)	(75)	(69)
Restructuring reserve ending balance		6	17	54
Restructuring and other charges			7	113
Layoff costs | Pension benefits paid
Restructuring Reserve [Roll Forward]
Settlements		58	75	74
Other exit costs
Restructuring Reserve [Roll Forward]
Restructuring reserve beginning balance		2	0	0
Cash payments		(7)	(2)	0
Restructuring and other charges		0	11	21
Other		7	(7)	(21)
Restructuring reserve ending balance		2	2	0
Facility Closing
Restructuring Reserve [Roll Forward]
Restructuring and other charges		$ 1	4	6
Impairment Of A Cost Method Investment
Restructuring Reserve [Roll Forward]
Restructuring and other charges				5
Asset Impairment Associated Facility Closure
Restructuring Reserve [Roll Forward]
Restructuring and other charges			$ 4	1
U.K. Forging Business | Facility Closing
Restructuring Reserve [Roll Forward]
Restructuring and other charges				$ 5