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Goodwill and Other Intangible Assets, Net (Details 1) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Other intangible assets, net    
Finite-lived intangible assets, gross carrying amount $ 120 $ 122
Accumulated Amortization (37) (34)
Indefinite-lived intangible assets, gross carrying amount 17 17
Indefinite-lived intangible assets, net intangibles 17 17
Other intangible assets, net 83 88
Customer and distributor relationships [Member]
    
Other intangible assets, net    
Finite-lived intangible assets, gross carrying amount 75 77
Accumulated Amortization (25) (24)
Finite-lived intangible assets, net intangibles 50 53
Proprietary technology [Member]
    
Other intangible assets, net    
Finite-lived intangible assets, gross carrying amount 20 20
Accumulated Amortization (7) (7)
Finite-lived intangible assets, net intangibles 13 13
Trademarks [Member]
    
Other intangible assets, net    
Finite-lived intangible assets, gross carrying amount 3 3
Accumulated Amortization (2) (1)
Finite-lived intangible assets, net intangibles 1 2
Patents and other [Member]
    
Other intangible assets, net    
Finite-lived intangible assets, gross carrying amount 5 5
Accumulated Amortization (3) (2)
Finite-lived intangible assets, net intangibles $ 2 $ 3