Annual report pursuant to Section 13 and 15(d)

Summary Of Significant Accounting Policies (Narrative) (Details)

v2.4.0.6
Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)
 12 Months Ended
Dec. 31, 2011
days
Dec. 31, 2010
Dec. 31, 2009
Summary Of Significant Accounting Policies [Line Items]      
Estimated return rates 18.20% 17.80% 17.80%
Collection period of receivables from customer, days 30    
Accounts receivable, net $ 222,583,000 $ 195,748,000  
General and administrative overhead costs in inventories 5,300,000 4,500,000  
General and administrative cost in inventory 20,900,000 17,600,000 19,000,000
Capitalized software costs, net of accumulated amortization 23,000,000 25,200,000  
Amortization expense related to the capitalized software costs 13,500,000 14,700,000 13,900,000
Capitalized advertising costs 19,800,000 17,600,000  
Advertising expense 237,200,000 209,200,000 196,700,000
Percentage of likeliness of income tax being realized 50.00%    
Minimum [Member]
      
Summary Of Significant Accounting Policies [Line Items]      
Number of interest-free monthly payments 2    
Maximum [Member]
      
Summary Of Significant Accounting Policies [Line Items]      
Number of interest-free monthly payments 6    
Capitalized Software [Member]
      
Summary Of Significant Accounting Policies [Line Items]      
Estimated useful life, maximum 3    
Flexpay Receivables [Member]
      
Summary Of Significant Accounting Policies [Line Items]      
Accounts receivable, net 175,600,000 162,500,000  
Unmailed Catalogs [Member]
      
Summary Of Significant Accounting Policies [Line Items]      
Capitalized advertising costs $ 14,700,000 $ 13,000,000