v3.22.0.1

Restructuring and Other Charges - Schedule of Restructuring and Other Charges (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($) segment	Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items]
Settlements related to employee retirement benefit plans	$ 584	$ 199	$ 0
Net loss (gain) on divestitures of assets and businesses	1	(49)	(20)
Layoff costs	3	23	30
Asset impairments	34	15	68
Other	6	14	9
Reversals of previously recorded layoff and other costs	(4)	(14)	0
Restructuring and other charges	624	188	87
Payments for Restructuring	$ 15	27	15
2020 Restructuring Programs
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		$ 188
Expected number of employees separated | segment	500	550
Spin-off
Restructuring Cost and Reserve [Line Items]
Other		$ 2	7
Restructuring and other charges		2	7
Spin-off | 2020 Restructuring Programs
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		2
Layoff costs
Restructuring Cost and Reserve [Line Items]
Payments for Restructuring	$ 10	24	$ 12
Layoff costs | 2020 Restructuring Programs
Restructuring Cost and Reserve [Line Items]
Payments for Restructuring	$ 5	$ 15

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