Restructuring and other (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring and other	$ 146	$ 167	$ 56
Employee severance
Restructuring Cost and Reserve [Line Items]
Restructuring and other	10	4	29
Employee severance | contingencies related to COVID19
Restructuring Cost and Reserve [Line Items]
Restructuring and other	29
Acquisition-related costs
Restructuring Cost and Reserve [Line Items]
Restructuring and other	83	97	0
Legal and related
Restructuring Cost and Reserve [Line Items]
Restructuring and other	8	25	0
Restructuring, integration and other
Restructuring Cost and Reserve [Line Items]
Restructuring and other	24	42	27
Contingent acquisition consideration
Restructuring Cost and Reserve [Line Items]
Restructuring and other	$ 21	$ (1)	$ 0