LEASES - Supplemental Cash Flow Information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)
Leases [Abstract]
Operating cash flows related to operating leases	$ 10
Financing cash flows related to finance leases	$ 6
Weighted average remaining operating lease term (in years)	11 years 10 months 24 days
Weighted average remaining financing lease term (in years)	32 years 3 months 18 days
Weighted average discount rate operating leases (percent)	4.64%
Weighted average discount rate financing leases (percent)	5.05%