Goodwill and Other Intangible Assets, Net (Details 1) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Other intangible assets, net
Finite-lived intangible assets, gross carrying amount	$ 122	$ 118
Accumulated Amortization	(34)	(26)
Indefinite-lived intangible assets, gross carrying amount	17	17
Indefinite-lived intangible assets, net intangibles	17	17
Other intangible assets, net	88	92
Customer Relationships [Member]
Other intangible assets, net
Finite-lived intangible assets, gross carrying amount	77
Accumulated Amortization	(24)
Finite-lived intangible assets, net intangibles	53
Customer and distributor relationships [Member]
Other intangible assets, net
Finite-lived intangible assets, gross carrying amount		74
Accumulated Amortization		(18)
Finite-lived intangible assets, net intangibles		56
Proprietary technology [Member]
Other intangible assets, net
Finite-lived intangible assets, gross carrying amount	20	20
Accumulated Amortization	(7)	(5)
Finite-lived intangible assets, net intangibles	13	15
Trademarks [Member]
Other intangible assets, net
Finite-lived intangible assets, gross carrying amount	3	3
Accumulated Amortization	(1)	(1)
Finite-lived intangible assets, net intangibles	2	2
Patents and other [Member]
Other intangible assets, net
Finite-lived intangible assets, gross carrying amount	5	4
Accumulated Amortization	(2)	(2)
Finite-lived intangible assets, net intangibles	$ 3	$ 2