Segment Information Selected Statement of Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020		Jun. 30, 2019
Segment Reporting Information [Line Items]
Revenue	$ 1,548	$ 1,547	$ 3,082		$ 3,002
Cost of Sales	451	465	910		983
Other (income)/deductions—net	5	(6)	(15)		(20)
Income before provision for taxes on income	482	455	979	[1]	836	[1]
Depreciation and amortization	111	98	221		196	[1],[2]
Other business activities
Segment Reporting Information [Line Items]
Income before provision for taxes on income	(90)	(79)	(177)		(159)
Depreciation and amortization	7	6	13	[2]	11	[2]
Operating Segments
Segment Reporting Information [Line Items]
Income before provision for taxes on income	892	873	1,764		1,710
Depreciation and amortization	24	21	51	[2]	44	[2]
Operating Segments | U.S.
Segment Reporting Information [Line Items]
Revenue	823	780	1,609		1,498
Cost of Sales	154	158	321		305
Gross Profit	$ 669	$ 622	$ 1,288		$ 1,193
Gross margin, percentage	81.30%	79.70%	80.10%		79.60%
Operating Expenses	$ 136	$ 127	$ 261		$ 237
Other (income)/deductions—net	3	0	4		0
Income before provision for taxes on income	530	495	1,023		956
Depreciation and amortization	12	9	25	[2]	19	[2]
Operating Segments | International
Segment Reporting Information [Line Items]
Revenue	708	742	1,436	[3]	1,460	[3]
Cost of Sales	228	218	452		428
Gross Profit	$ 480	$ 524	$ 984		$ 1,032
Gross margin, percentage	67.80%	70.60%	68.50%		70.70%
Operating Expenses	$ 117	$ 146	$ 242		$ 278
Other (income)/deductions—net	1	0	1		0
Income before provision for taxes on income	362	378	741		754
Depreciation and amortization	12	12	26	[2]	25	[2]
Corporate
Segment Reporting Information [Line Items]
Income before provision for taxes on income	(179)	(178)	(352)		(340)
Depreciation and amortization	26	16	48	[2]	30	[2]
Reconciling Items
Segment Reporting Information [Line Items]
Depreciation and amortization	0	0	0	[2]	0	[2]
Purchase accounting adjustments, Earnings	(53)	(58)	(107)		(124)
Purchase accounting adjustments, Depreciation and Amortization	53	55	107	[2]	110	[2]
Acquisition-related costs	(7)	(22)	(14)		(27)
Certain significant items, Earnings	(6)	(3)	5	[4]	(73)	[4]
Certain significant items, Depreciation and Amortization	0	0	0	[2],[4]	0	[2],[4]
Other unallocated, Earnings	(75)	(78)	(140)		(151)
Other Unallocated, Depreciation and Amortization	$ 1	$ 0	$ 2	[2]	$ 1	[2]

[1] Defined as income before provision for taxes on income.

[2] Certain production facilities are shared. Depreciation and amortization is allocated to the reportable operating segments based on estimates of where the benefits of the related assets are realized.

[3] Revenue denominated in euros was $331 million and $365 million for the six months ended June 30, 2020 and June 30, 2019, respectively.

[4] For the six months ended June 30, 2020, primarily represents a net gain resulting from net cash proceeds received pursuant to an agreement related to the 2016 sale of certain U.S. manufacturing sites of $17 million, partially offset by CEO transition-related costs of $9 million. For the six months ended June 30, 2019, primarily represents a change in estimate related to inventory costing of $68 million, and product transfer costs and consulting fees of $5 million related to our supply network strategy.