REPOSITIONING AND OTHER CHARGES 2 (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Pretax Distribution Of Total Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	$ 96	$ 144	$ 338	$ 486
Cost of products and services sold [Member]
Pretax Distribution Of Total Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	63	91	248	286
Selling, general and administrative expenses [Member]
Pretax Distribution Of Total Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	$ 33	$ 53	$ 90	$ 200