INTANGIBLE ASSETS (Schedule of Amortization Expense of Intangible Assets) (Table and Narrative) (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets, Gross	$ 114	$ 112
Finite-Lived Intangible Assets, Accumulated Amortization	(96)	(90)
Finite-Lived Intangible Assets, Net	18	22
Developed Technology Rights
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	81	79
Finite-Lived Intangible Assets, Accumulated Amortization	(63)	(57)
Finite-Lived Intangible Assets, Net	$ 18	$ 22