LEASES (Details) - USD ($) $ in Millions		11 Months Ended	12 Months Ended
	Jan. 01, 2019	Dec. 01, 2019	Dec. 31, 2019	Dec. 31, 2018
Operating lease cost			$ 21
Short-term lease cost			25
Variable lease cost			4
Amortization of right-of-use assets - finance			1
Total lease cost			51
Operating cash flows for operating leases			21
Financing cash flows for finance leases			1
Right-of-use assets obtained in exchange for lease obligations:	$ 99	$ 99	105
Operating lease assets			89	$ 0
Finance lease assets			12
Finance lease amortization			(5,878)	(5,982)
Total lease assets			95
Operating lease liabilities - current			16	0
Finance Lease, Liability, Current			1
Operating lease liabilities - noncurrent			74	0
Finance Lease, Liability, Noncurrent			5
Total lease liabilities			$ 96
Operating Lease, Weighted Average Remaining Lease Term			6 years 3 months 18 days
Finance Lease, Weighted Average Remaining Lease Term			4 years 6 months
Operating Lease, Weighted Average Discount Rate, Percent			4.13%
Finance Lease, Weighted Average Discount Rate, Percent			4.22%
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year			$ 19
Finance Lease, Liability, Payments, Due Next Twelve Months			2
Lessee, Operating Lease, Liability, Payments, Due Year Two			17
Finance Lease, Liability, Payments, Due Year Two			2
Lessee, Operating Lease, Liability, Payments, Due Year Three			16
Finance Lease, Liability, Payments, Due Year Three			1
Lessee, Operating Lease, Liability, Payments, Due Year Four			13
Finance Lease, Liability, Payments, Due Year Four			1
Lessee, Operating Lease, Liability, Payments, Due Year Five			13
Finance Lease, Liability, Payments, Due Year Five			1
Lessee, Operating Lease, Liability, Payments, Due after Year Five			25
Finance Lease, Liability, Payments, Due after Year Five			0
Lessee, Operating Lease, Liability, Payments, Due			103
Finance Lease, Liability, Payment, Due			7
Lessee, Operating Lease, Liability, Undiscounted Excess Amount			13
Finance Lease, Liability, Undiscounted Excess Amount			1
Operating lease, liability			90
Finance Lease, Liability			6
Lessee, Additional Leases Not yet Commenced, Assumptions and Judgment, Amount			$ 16
Lessee, Additional Leases Not yet Commenced, Term of Contract			20 years
2019				18
2020				16
2021				14
2022				13
2023				13
2024 and thereafter				37
Total				$ 111
finance leases [Member]
Finance lease amortization			$ (6)
Maximum [Member]
Lessee, Operating and Finance Leases, Remaining Lease Term			10 years