Goodwill and Intangible Assets, Net (Schedule of Finite-Lived Intangible Assets, Net) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019		Dec. 31, 2018		Dec. 31, 2017
Finite-Lived intangible Assets Rollforward
Gross asset value		$ 793		$ 777
Acquisitions		25	[1]	35	[2]
Renewals				6
Exchange rate changes		(9)		(25)
Gross asset value		809		793		$ 777
Accumulated amortization		(595)		(591)
Amortization		(24)		(24)		(20)
Exchange rate changes		(7)		20
Accumulated amortization		(612)		(595)		(591)
Net book value		197
Licenses [Member]
Finite-Lived intangible Assets Rollforward
Gross asset value		42		38
Acquisitions		0		0
Renewals	[3]			6
Exchange rate changes		0		(2)
Gross asset value		42		42		38
Accumulated amortization		(33)		(33)
Amortization		(2)		(2)
Exchange rate changes		0		2
Accumulated amortization		(35)		$ (33)		(33)
Net book value		7
Finite-lived intangible assets, estimated useful lives				5 years
Customer-Related Intangible Assets [Member]
Finite-Lived intangible Assets Rollforward
Gross asset value		651		$ 640
Acquisitions		25		32
Renewals				0
Exchange rate changes		(9)		(21)
Gross asset value		667		651		640
Accumulated amortization		(495)		(496)
Amortization		(16)		(16)
Exchange rate changes		(7)		17
Accumulated amortization		(504)		(495)		(496)
Net book value		163
Developed Technology [Member]
Finite-Lived intangible Assets Rollforward
Gross asset value		44		45
Acquisitions		0		0
Renewals				0
Exchange rate changes		0		(1)
Gross asset value		44		44		45
Accumulated amortization		(32)		(30)
Amortization		(3)		(3)
Exchange rate changes		0		1
Accumulated amortization		(35)		(32)		(30)
Net book value		9
Covenants Not to Compete and Other [Member]
Finite-Lived intangible Assets Rollforward
Gross asset value		56		54
Acquisitions		0		3
Renewals				0
Exchange rate changes		0		(1)
Gross asset value		56		56		54
Accumulated amortization		(35)		(32)
Amortization		(3)		(3)
Exchange rate changes		0		0
Accumulated amortization		(38)		$ (35)		$ (32)
Net book value		$ 18
Omni Plastics [Member]
Finite-Lived intangible Assets Rollforward
Weighted average life of intangible assets acquired				11 years
Next Polymers [Member]
Finite-Lived intangible Assets Rollforward
Weighted average life of intangible assets acquired		13 years

[1] Related to intangible assets acquired from Next Polymers during the year ended December 31, 2019, with a weighted average amortization period of 13 years.

[2] Primarily related to intangible assets acquired from Omni Plastics during the year ended December 31, 2018, with a weighted average amortization period of 11 years.

[3] During the year ended December 31, 2018, the Company extended a research and development technology agreement license, which is being amortized over a period of 5 years.