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Consolidated Condensed Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Accounts receivable, allowance $ 1,833 $ 1,807
Common Stock, par value      
Common Stock, shares authorized 55,000,000 55,000,000
Common Stock, shares issued 35,260,144 35,260,144
Common Stock, shares outstanding 34,929,334 34,929,334