BUSINESS OPTIMIZATION CHARGES - Components of Restructuring Charges (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 26	$ 10	$ 93	$ 35
COGS
Restructuring Cost and Reserve [Line Items]
Restructuring charges	4	9	6	29
SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring charges	22	1	87	6
Employee termination costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	20	9	69	30
Employee termination costs | COGS
Restructuring Cost and Reserve [Line Items]
Restructuring charges	4	8	6	24
Employee termination costs | SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring charges	16	1	63	6
Contract termination and other costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5		17
Contract termination and other costs | COGS
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0		0
Contract termination and other costs | SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5		17
Asset impairments
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1	1	7	5
Asset impairments | COGS
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	1	0	5
Asset impairments | SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 1	$ 0	$ 7	$ 0