Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The tables below present our revenue disaggregated by major product category and reportable segment.

	Three Months Ended June 30, 2020
	Supply Chain Services		Software Solutions		Prescription Management		Eliminations		Total
North America	$	495	$	19	$	110	$	(22)	$	602
Europe	342		2		—		(2)		342
APAC & Emerging Markets	83		2		—		—		85
Eliminations	(3)		—		—		—		(3)
Total Net sales	$	917	$	23	$	110	$	(24)	$	1,026
	Three Months Ended June 30, 2019
	Supply Chain Services		Software Solutions		Prescription Management		Eliminations		Total
North America	$	472	$	20	$	67	$	(7)	$	552
Europe	370		3		—		(3)		370
APAC & Emerging Markets	88		2		—		—		90
Eliminations	(3)		—		—		—		(3)
Total Net sales	$	927	$	25	$	67	$	(10)	$	1,009
	Six Months Ended June 30, 2020
	Supply Chain Services		Software Solutions		Prescription Management		Eliminations		Total
North America	$	956	$	40	$	195	$	(39)	$	1,152
Europe	766		4		—		(6)		764
APAC & Emerging Markets	176		4		—		—		180
Eliminations	(5)		—		—		—		(5)
Total Net sales	$	1,893	$	48	$	195	$	(45)	$	2,091
	Six Months Ended June 30, 2019
	Supply Chain Services		Software Solutions		Prescription Management		Eliminations		Total
North America	$	915	$	42	$	100	$	(8)	$	1,049
Europe	733		5		—		(7)		731
APAC & Emerging Markets	172		4		—		—		176
Eliminations	(6)		—		—		—		(6)
Total Net sales	$	1,814	$	51	$	100	$	(15)	$	1,950