INTANGIBLE ASSETS (Schedule of Amortization Expense of Intangible Assets) (Table and Narrative) (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets, Gross	$ 113	$ 112
Finite-Lived Intangible Assets, Accumulated Amortization	92	90
Finite-Lived Intangible Assets, Net	21	22
Licenses and developed technology [Member]
Finite-Lived Intangible Assets, Gross	33	33
Finite-Lived Intangible Assets, Accumulated Amortization	33	33
Finite-Lived Intangible Assets, Net	0	0
Software [Member]
Finite-Lived Intangible Assets, Gross	80	79
Finite-Lived Intangible Assets, Accumulated Amortization	59	57
Finite-Lived Intangible Assets, Net	$ 21	$ 22