Goodwill and Intangibles Level 4 (Details) - Schedule of Intangible Assets - USD ($) $ in Millions	3 Months Ended	6 Months Ended		12 Months Ended
	Mar. 31, 2018	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets		$ 28	$ 3	$ 10	$ 12
Finite-Lived Intangible Assets, Gross		1,219		246
Impairment of Intangible Assets, Finite-lived				(22)
Finite-Lived Intangible Assets, Accumulated Amortization		31		197
Intangible Assets, Net (Excluding Goodwill)		1,188		27
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		968
Finite-Lived Intangible Assets, Accumulated Amortization		23
Intangible Assets, Net (Excluding Goodwill)		945
Customer-Related Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross				109
Impairment of Intangible Assets, Finite-lived				(22)
Finite-Lived Intangible Assets, Accumulated Amortization				83
Intangible Assets, Net (Excluding Goodwill)				4
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		141
Finite-Lived Intangible Assets, Accumulated Amortization		4
Intangible Assets, Net (Excluding Goodwill)		137
Technology-Based Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		110
Finite-Lived Intangible Assets, Accumulated Amortization		4
Intangible Assets, Net (Excluding Goodwill)		$ 106
Patents and Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross				112
Impairment of Intangible Assets, Finite-lived				0
Finite-Lived Intangible Assets, Accumulated Amortization				100
Intangible Assets, Net (Excluding Goodwill)				12
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross				25
Impairment of Intangible Assets, Finite-lived				0
Finite-Lived Intangible Assets, Accumulated Amortization				14
Intangible Assets, Net (Excluding Goodwill)				$ 11
OTG [Domain]
Finite-Lived Intangible Assets [Line Items]
Impairment of Intangible Assets (Excluding Goodwill)	$ 5