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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited) (USD $)
In Thousands
Total
Common Stock [Member]
Additional Paid-In Capital [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income [Member]
Retained Earnings [Member]
Balance at Dec. 31, 2012 $ 240,905 $ 308 $ 133,207 $ (133,950) $ 16 $ 241,324
Balance (shares) at Dec. 31, 2012   30,758        
Purchase of treasury stock, at cost (17,130) 0 0 (17,130) 0 0
Exercise of stock options 1,163 0 (740) 1,903 0 0
Income tax benefit from stock-based compensation, net 877 0 877 0 0 0
Stock-based compensation expense 8,351 0 1,341 7,010 0 0
Other 862 0 96 766 0 0
Dividends paid (13,039) 0 0 0 0 (13,039)
Unrealized gain on marketable securities, net of tax 7 0 0 0 7 0
Net income 26,743 0 0 0 0 26,743
Balance at Sep. 30, 2013 $ 248,739 $ 308 $ 134,781 $ (141,401) $ 23 $ 255,028
Balance (shares) at Sep. 30, 2013   30,758