ALLIANCES (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Alliance Statement [Line Items]
Total Revenues		$ 11,648	$ 11,073
Cost of products sold	[1]	2,471	2,841
Research and development		2,260	2,219
Other (income)/expense, net		649	(702)
Receivables – from alliance partners		8,511		$ 9,369
Accounts payable – to alliance partners		2,944		2,949
Alliance revenues
Alliance Statement [Line Items]
Total Revenues		3,427	3,024
Cost of products sold		1,556	1,397
Marketing, selling and administrative		(54)	(49)
Research and development		22	7
Other (income)/expense, net		(12)	(5)
Receivables – from alliance partners		304		320
Accounts payable – to alliance partners		1,504		1,229
Deferred income from alliance		326		$ 330
Net product sales
Alliance Statement [Line Items]
Total Revenues		11,308	10,798
Net product sales | Alliance revenues
Alliance Statement [Line Items]
Total Revenues		3,239	2,882
Alliance revenues | Alliance revenues
Alliance Statement [Line Items]
Total Revenues		$ 188	$ 142

[1] Excludes amortization of acquired intangible assets