LEASES 2 (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Assets and Liabilities, Lessee [Abstract]
Other assets	$ 936	$ 773
Accrued liabilities	188	187
Other liabilities	824	641
Total operating lease liabilities	1,012	828
Property, plant and equipment	335	357
Accumulated depreciation	(182)	(180)
Property, plant and equipment - net	153	177
Current maturities of long-term debt	58	60
Long-term debt	103	124
Total finance lease liabilities	$ 161	$ 184