Goodwill and Intangibles Level 4 (Details) - Schedule of Intangible Assets - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 12	$ 13	$ 14
Finite-Lived Intangible Assets, Gross	246	246
Impairment of Intangible Assets, Finite-lived	(17)	(17)
Finite-Lived Intangible Assets, Accumulated Amortization	(177)	(164)
Intangible Assets, Net (Excluding Goodwill)	52	65
Patents and Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	112	112
Impairment of Intangible Assets, Finite-lived	0	0
Finite-Lived Intangible Assets, Accumulated Amortization	(91)	(85)
Intangible Assets, Net (Excluding Goodwill)	21	27
Customer Lists and Contracts [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	109	109
Impairment of Intangible Assets, Finite-lived	(17)	(17)
Finite-Lived Intangible Assets, Accumulated Amortization	(75)	(69)
Intangible Assets, Net (Excluding Goodwill)	17	23
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	25	25
Impairment of Intangible Assets, Finite-lived	0	0
Finite-Lived Intangible Assets, Accumulated Amortization	(11)	(10)
Intangible Assets, Net (Excluding Goodwill)	$ 14	$ 15