EMPLOYEE STOCK BENEFIT PLANS Share-based Payment Arrangement, Cost by Plan (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Share-based Payment Arrangement, Expense	$ 142	$ 185	$ 450	$ 608
Share-based Payment Arrangement, Expense, Tax Benefit	29	38	93	124
Proceeds and Excess Tax Benefit from Share-based Compensation	7	1	36	29
Cost of products sold [Member]
Share-based Payment Arrangement, Expense	14	9	44	28
Marketing, selling and administrative [Member]
Share-based Payment Arrangement, Expense	59	81	184	255
Research and development [Member]
Share-based Payment Arrangement, Expense	66	78	210	261
Other (Income)/expense, net [Member]
Share-based Payment Arrangement, Expense	$ 3	$ 17	$ 12	$ 64