LEASES 4 (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Assets and Liabilities [Abstract]
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent
Operating Lease, Liability, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilities
Other assets	$ 773	$ 673
Accrued liabilities	187	171
Other liabilities	641	534
Total operating lease liabilities	828	705
Property, plant and equipment	357	361
Accumulated depreciation	(180)	(152)
Property, plant and equipment - net	177	209
Current maturities of long-term debt	60	59
Long-term debt	124	156
Total finance lease liabilities	$ 184	$ 215
Operating Lease, Weighted Average Remaining Lease Term	7 years	6 years
Finance Lease, Weighted Average Remaining Lease Term	3 years	4 years
Lease, Cost [Abstract]
Operating Lease, Weighted Average Discount Rate, Percent	2.90%	3.30%
Finance Lease, Weighted Average Discount Rate, Percent	16.30%	16.20%