Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

	Three Months Ended June 30, 2022
(In millions)	Supply Chain Services		Prescription Management		Software Services		Total
North America	$	599	$	163	$	21	$	783
Europe	323		—		2		325
APAC & Emerging Markets	107		—		2		109
Total third-party net sales	$	1,029	$	163	$	25	$	1,217
	Three Months Ended June 30, 2021
	Supply Chain Services		Prescription Management		Software Services		Total
North America	$	562	$	131	$	20	$	713
Europe	360		—		2		362
APAC & Emerging Markets	112		—		2		114
Total third-party net sales	$	1,034	$	131	$	24	$	1,189
	Six Months Ended June 30, 2022
	Supply Chain Services		Prescription Management		Software Services		Total
North America	$	1,136	$	303	$	40	$	1,479
Europe	660		—		5		665
APAC & Emerging Markets	216		—		5		221
Total third-party net sales	$	2,012	$	303	$	50	$	2,365
	Six Months Ended June 30, 2021
	Supply Chain Services		Prescription Management		Software Services		Total
North America	$	1,065	$	243	$	40	$	1,348
Europe	712		—		5		717
APAC & Emerging Markets	221		—		5		226
Total third-party net sales	$	1,998	$	243	$	50	$	2,291