Quarterly report pursuant to Section 13 or 15(d)

Background and Basis of Presentation (Details2)

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Background and Basis of Presentation (Details2) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2013
Correction of Errors          
Operating expenses $ 94.0     $ 86.4  
Cost of goods sold 253.9     194.7  
Errors related to accounting for sales commissions | Adjustment
         
Correction of Errors          
Operating expenses (2.0) (2.3) (2.6) (0.1) (8.5)
Cost of goods sold   2.3 2.6 0.1 8.5
Operating expenses and cost of goods sold         8.5
Immaterial adjustment to correct prior period errors $ 2.0