Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statement of Stockholders' Equity

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Condensed Consolidated Statement of Stockholders' Equity (USD $)
In Thousands, except Share data, unless otherwise specified
Total
Common Stock
Treasury Stock
Additional Paid-in Capital
Accumulated deficit
Balance at Dec. 31, 2012 $ 125,996 $ 220 $ (10,558) $ 173,611 $ (37,277)
Balance (in shares) at Dec. 31, 2012   44,071,564 (11,715,889)    
Increase (decrease) in shareholders' equity          
Exercise of stock options 5,578 3   5,575  
Exercise of stock options (in shares)   606,227      
Issuance of common stock - vesting of restricted stock 1 1      
Issuance of common stock - vesting of restricted stock (in shares)   70,964      
Exercise of warrants 4 4      
Exercise of warrants (in shares)   761,902      
Stock-based compensation 6,281     6,281  
Tax benefit attributable to exercise of stock options 2,704     2,704  
Reversal of state uncertain tax position 16     16  
Purchase of treasury stock (at cost) (586)   (586)    
Purchase of treasury stock (at cost) (in shares)     (35,817)    
Net income 2,965       2,965
Balance at Sep. 30, 2013 $ 142,959 $ 228 $ (11,144) $ 188,187 $ (34,312)
Balance (in shares) at Sep. 30, 2013   45,510,657 (11,751,706)