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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Accounts receivable, allowances $ 6,082 $ 5,209
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 13,511,864 12,777,407
Common stock, shares outstanding 13,511,864 12,777,407
Preferred stock Series A
    
Preferred stock, shares authorized 100 100
Preferred stock, issued 0 0
Preferred stock, outstanding 0 0
Preferred stock Series B
    
Preferred stock, shares authorized 2,000,000 2,000,000
Preferred stock, issued 0 0
Preferred stock, outstanding 0 0