XML 38 R43.htm IDEA: XBRL DOCUMENT v2.4.0.6
Summary of Significant Accounting Policies (Details) (USD $)
 3 Months Ended 12 Months Ended
Jun. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Accounting Policies [Abstract]        
Shipping and handling fees charged to customers   $ 10,700,000 $ 12,800,000 $ 13,000,000
Cost of shipping and handling fees   13,600,000 13,100,000 11,000,000
Depreciation   4,300,000 3,900,000 3,700,000
Amortization expense of capitalized software   2,700,000 1,700,000 2,600,000
Goodwill impairment $ 28,300,000 $ 28,306,000 $ 0 $ 0
Treasury stock, shares acquired   2,474 3,759 2,703
Buildings and improvements | Minimum
        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, useful life   20 years    
Buildings and improvements | Maximum
        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, useful life   30 years    
Machinery and equipment, furniture and fixtures, and vehicles | Minimum
        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, useful life   3 years    
Machinery and equipment, furniture and fixtures, and vehicles | Maximum
        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, useful life   10 years    
Capitalized software | Minimum
        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, useful life   3 years    
Capitalized software | Maximum
        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, useful life   5 years