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Supplemental Financial Statement Information - Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
Trademarks [Member]
Dec. 31, 2012
Trademarks [Member]
Dec. 31, 2013
Technology [Member]
Dec. 31, 2012
Technology [Member]
Dec. 31, 2013
Customer Relationships [Member]
Dec. 31, 2012
Customer Relationships [Member]
Dec. 31, 2014
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]                  
Finite-lived intangible assets, useful life         20 years   25 years   15 years
Finite-lived intangible assets, gross $ 105.0 $ 105.0     $ 74.0 $ 74.0 $ 31.0 $ 31.0  
Finite-lived intangible assets, accumulated amortization (13.2) (8.2)     (9.9) (6.2) (3.3) (2.0)  
Impairment of indefinite-lived intangible assets 0 0              
Indefinite-lived Intangible Assets [Line Items]                  
Acquired indefinite-lived intangible asset     61.0 61.0          
Total intangible assets gross 166.0 166.0              
Total accumulated amortization (13.2) (8.2)              
Amortization expense 5.0 4.9              
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]                  
2014 9.1                
2015 9.1                
2016 9.1                
2017 9.1                
2018 $ 9.1