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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Jun. 30, 2011
Dec. 31, 2010
Condensed Consolidated Balance Sheets    
Trade and other receivables, allowance for doubtful accounts $ 1,242 $ 2,151
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 15,000,000 15,000,000
Common stock, shares issued 9,344,701 9,298,156
Common stock, shares outstanding 9,344,701 9,298,156