Restructuring and other (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring and other	$ 27	$ 45	$ 106	$ 96
Employee severance and related
Restructuring Cost and Reserve [Line Items]
Restructuring and other	5	3	7	3
Strategic review and related
Restructuring Cost and Reserve [Line Items]
Restructuring and other	14	31	68	57
Contingent acquisition consideration
Restructuring Cost and Reserve [Line Items]
Restructuring and other	0	0	12	0
Restructuring, integration and other
Restructuring Cost and Reserve [Line Items]
Restructuring and other	$ 8	$ 11	$ 19	$ 36