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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data
Jun. 30, 2011
Dec. 31, 2010
CONDENSED CONSOLIDATED BALANCE SHEETS    
Accounts receivable, allowance for doubtful accounts (in dollars) $ 454 $ 460
Common stock, shares authorized 43,000,000 43,000,000
Common stock, shares issued 18,545,919 18,516,115
Common stock, shares outstanding 18,545,919 18,516,115