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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $)
In Thousands, except Share data
Total
Common Stock [Member]
Additional Paid-In Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Balances at Oct. 31, 2011 $ 126,212 $ 644 $ 52,614 $ 74,948 $ (1,994)
Balances, shares at Oct. 31, 2011   6,440,851      
Net income 11,552       11,552   
Other comprehensive income (loss) 81          81
Exercise of common stock options 1    1      
Exercise of common stock options, shares   500      
Restricted shares vested    1 (1)      
Restricted shares vested, shares   5,859      
Stock-based compensation expense 646    646      
Tax benefit from exercise of stock options           
Dividends paid           
Balances at Jul. 31, 2012 138,492 645 53,260 86,500 (1,913)
Balances, shares at Jul. 31, 2012   6,447,210      
Balances at Oct. 31, 2012 143,793 645 53,415 90,586 (853)
Balances, shares at Oct. 31, 2012   6,447,210      
Net income 6,291       6,291   
Other comprehensive income (loss) (2,405)          (2,405)
Exercise of common stock options 304 1 303      
Exercise of common stock options, shares 11,369 11,369      
Restricted shares vested    1 (1)      
Restricted shares vested, shares   6,475      
Stock-based compensation expense 741    741      
Tax benefit from exercise of stock options 10    10      
Dividends paid (323)       (323)   
Balances at Jul. 31, 2013 $ 148,411 $ 647 $ 54,468 $ 96,554 $ (3,258)
Balances, shares at Jul. 31, 2013   6,465,054