Revenue - Revenue by Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenue from External Customer [Line Items]
Revenue	$ 2,388	$ 2,151	$ 6,939	$ 6,331
United States
Revenue from External Customer [Line Items]
Revenue	1,346	1,174	3,817	3,344
Australia
Revenue from External Customer [Line Items]
Revenue	83	84	239	248
Brazil
Revenue from External Customer [Line Items]
Revenue	101	101	301	276
Canada
Revenue from External Customer [Line Items]
Revenue	66	63	202	183
Chile
Revenue from External Customer [Line Items]
Revenue	31	31	93	109
China
Revenue from External Customer [Line Items]
Revenue	61	69	205	255
France
Revenue from External Customer [Line Items]
Revenue	36	34	111	102
Germany
Revenue from External Customer [Line Items]
Revenue	57	50	166	148
Italy
Revenue from External Customer [Line Items]
Revenue	31	26	95	87
Japan
Revenue from External Customer [Line Items]
Revenue	33	34	109	120
Mexico
Revenue from External Customer [Line Items]
Revenue	39	42	129	119
Spain
Revenue from External Customer [Line Items]
Revenue	35	30	100	94
United Kingdom
Revenue from External Customer [Line Items]
Revenue	80	78	230	209
Other developed markets
Revenue from External Customer [Line Items]
Revenue	148	127	413	374
Other emerging markets
Revenue from External Customer [Line Items]
Revenue	220	187	670	605
Total geographical area
Revenue from External Customer [Line Items]
Revenue	2,367	2,130	6,880	6,273
Contract manufacturing & human health
Revenue from External Customer [Line Items]
Revenue	$ 21	$ 21	$ 59	$ 58