LEASES 2 (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Assets and Liabilities, Lessee [Abstract]
Other assets	$ 923	$ 773
Accrued liabilities	186	187
Other liabilities	815	641
Total operating lease liabilities	1,001	828
Property, plant and equipment	341	357
Accumulated depreciation	(186)	(180)
Property, plant and equipment - net	155	177
Current maturities of long-term debt	57	60
Long-term debt	105	124
Total finance lease liabilities	$ 162	$ 184