LEASES 3 (Details) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)
Leases [Abstract]
Operating lease cost	$ 222
Variable lease cost	27
Short-term lease cost	12
Amortization of right-of-use assets	65
Interest on lease liability	30
Total financing lease cost	95
Total lease cost	$ 356