CONSOLIDATED STATEMENTS OF EARNINGS (UNAUDITED) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Total Revenues		$ 10,129	$ 6,273	$ 20,910	$ 12,193
Cost of products sold	[1]	2,699	1,972	6,361	3,796
Marketing, selling and administrative		1,628	1,076	3,234	2,082
Research and development		2,522	1,325	4,894	2,673
Amortization of acquired intangible assets		2,389	24	4,671	48
Other (income)/expense, net		(736)	100	427	(161)
Total Expenses		8,502	4,497	19,587	8,438
Earnings Before Income Taxes		1,627	1,776	1,323	3,755
Provision for Income Taxes		1,707	337	2,169	601
Net (Loss)/Earnings		(80)	1,439	(846)	3,154
Noncontrolling Interest		5	7	14	12
Net (Loss)/Earnings Attributable to BMS		$ (85)	$ 1,432	$ (860)	$ 3,142
Earnings Per Share, Basic		$ (0.04)	$ 0.88	$ (0.38)	$ 1.92
Earnings Per Share, Diluted		$ (0.04)	$ 0.87	$ (0.38)	$ 1.92
Net product sales [Member]
Total Revenues		$ 9,817	$ 6,031	$ 20,358	$ 11,744
Alliance and other revenues [Member]
Total Revenues		$ 312	$ 242	$ 552	$ 449

[1] Excludes amortization of acquired intangible assets