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Balance Sheets (Parentheticals) (USD $)
In Thousands, except Per Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Preferred stock, shares authorized 2,500 2,500
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in Dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 75,000 75,000
Common stock, shares issued 23,572 15,111
Common stock, shares outstanding 23,572 15,111