RESTRUCTURING AND OTHER COSTS - RESTRUCTURING ACCURALS (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 18
Provisions	3	$ 3
Amounts applied	(5)
Ending Balance	16
Severance
Restructuring Reserve [Roll Forward]
Beginning Balance	14
Provisions	2
Amounts applied	(4)
Ending Balance	12
Severance | 2020 and Prior Plans
Restructuring Reserve [Roll Forward]
Beginning Balance	5
Provisions	1
Amounts applied	(2)
Ending Balance	4
Severance | 2021 Plans
Restructuring Reserve [Roll Forward]
Beginning Balance	9
Provisions	0
Amounts applied	(2)
Ending Balance	7
Severance | 2022 Plans
Restructuring Reserve [Roll Forward]
Beginning Balance	0
Provisions	1
Amounts applied	0
Ending Balance	1
Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	4
Provisions	1
Amounts applied	(1)
Ending Balance	4
Other Restructuring Costs | 2020 and Prior Plans
Restructuring Reserve [Roll Forward]
Beginning Balance	4
Provisions	0
Amounts applied	0
Ending Balance	4
Other Restructuring Costs | 2021 Plans
Restructuring Reserve [Roll Forward]
Beginning Balance	0
Provisions	1
Amounts applied	(1)
Ending Balance	0
Other Restructuring Costs | 2022 Plans
Restructuring Reserve [Roll Forward]
Beginning Balance	0
Provisions	0
Amounts applied	0
Ending Balance	$ 0