PENSION BENEFITS (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 22	$ 27	$ 43	$ 53
Interest cost	95	76	190	153
Expected return on plan assets	(321)	(305)	(641)	(610)
Amortization of prior service (credit)	(11)	(11)	(21)	(22)
Net periodic benefit (income)	(215)	(213)	(429)	(426)
Non-U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	5	6	10	13
Interest cost	26	21	54	40
Expected return on plan assets	(71)	(89)	(146)	(176)
Net periodic benefit (income)	$ (40)	$ (62)	$ (82)	$ (123)