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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Accounts receivable, allowances $ 5,209 $ 3,996
Preferred stock, par value $ 0.01 $ 0.01
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 25,000,000 25,000,000
Common stock, shares issued 12,777,407 12,754,467
Common stock, shares outstanding 12,777,407 12,754,467
Preferred stock Series A
    
Preferred stock, shares authorized 100 100
Preferred stock, issued      
Preferred stock, outstanding      
Preferred stock Series B
    
Preferred stock, shares authorized 2,000,000 2,000,000
Preferred stock, issued      
Preferred stock, outstanding