ACCOUNTING POLICIES - Accumulated Other Comprehensive Loss by Component, Net of Tax (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ 10,239	$ 10,153
Other comprehensive income before reclassifications	16	(71)
Amounts reclassified from Accumulated other comprehensive loss	1	1
Other comprehensive income, net	17	(70)
Ending Balance	10,088	10,177
Foreign currency translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(396)	(260)
Other comprehensive income before reclassifications	13	(62)
Amounts reclassified from Accumulated other comprehensive loss	0	0
Other comprehensive income, net	13	(62)
Ending Balance	(383)	(322)
Derivative contracts
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(5)	3
Other comprehensive income before reclassifications	3	(6)
Amounts reclassified from Accumulated other comprehensive loss	0	0
Other comprehensive income, net	3	(6)
Ending Balance	(2)	(3)
Pension and postretirement benefit plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(65)	(82)
Other comprehensive income before reclassifications	0	(3)
Amounts reclassified from Accumulated other comprehensive loss	1	1
Other comprehensive income, net	1	(2)
Ending Balance	(64)	(84)
AOCI Attributable to Parent
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(466)	(339)
Other comprehensive income, net	17	(70)
Ending Balance	$ (449)	$ (409)