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Accounts Receivable (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2015
USD ($)
State
Dec. 31, 2014
USD ($)
Accounts Receivables [Line Items]    
Duration of no interest credit programs 12 months  
Term of other programs, minimum 30 days  
Term of other programs, maximum 3 years  
Interest rate of other programs, minimum 0.00%  
Interest rate of other programs, maximum 21.00%  
Accounts receivable due per scheduled payment [Abstract]    
Accounts receivables collectible in one year $ 6.4  
Accounts receivables collectible in two years 0.6  
Accounts receivables collectible beyond two years 0.2  
Allowance for doubtful accounts $ 0.3 $ 0.4
Account write-off period 9 months  
Number of states in which accounts receivable originated | State 16  
Maximum [Member]    
Accounts Receivables [Line Items]    
Percentage of amounts financed under in-house credit programs, as a percent of net sales 3.50%