LEASES 3 (Details) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($)
Leases [Abstract]
Operating lease cost	$ 54
Variable lease cost	8
Short-term lease cost	3
Amortization of right-of-use assets	14
Interest on lease liability	8
Total financing lease cost	22
Total lease cost	$ 87