Revenue - Revenue by Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue from External Customer [Line Items]
Revenue	$ 2,002	$ 1,990	$ 6,040	$ 5,809
United States
Revenue from External Customer [Line Items]
Revenue	1,090	1,065	3,201	3,002
Australia
Revenue from External Customer [Line Items]
Revenue	80	70	225	196
Brazil
Revenue from External Customer [Line Items]
Revenue	70	78	233	227
Canada
Revenue from External Customer [Line Items]
Revenue	56	56	172	169
Chile
Revenue from External Customer [Line Items]
Revenue	31	32	106	100
China
Revenue from External Customer [Line Items]
Revenue	92	72	291	289
France
Revenue from External Customer [Line Items]
Revenue	28	31	91	98
Germany
Revenue from External Customer [Line Items]
Revenue	43	47	132	135
Italy
Revenue from External Customer [Line Items]
Revenue	24	30	86	87
Japan
Revenue from External Customer [Line Items]
Revenue	37	43	137	140
Mexico
Revenue from External Customer [Line Items]
Revenue	33	31	101	98
Spain
Revenue from External Customer [Line Items]
Revenue	29	33	97	97
United Kingdom
Revenue from External Customer [Line Items]
Revenue	59	61	174	173
Other developed markets
Revenue from External Customer [Line Items]
Revenue	121	127	354	350
Other emerging markets
Revenue from External Customer [Line Items]
Revenue	186	193	581	591
Total geographical area
Revenue from External Customer [Line Items]
Revenue	1,979	1,969	5,981	5,752
Contract manufacturing & human health
Revenue from External Customer [Line Items]
Revenue	$ 23	$ 21	$ 59	$ 57