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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Balances at Oct. 31, 2016 $ 185,475 $ 657 $ 59,119 $ 136,742 $ (11,043)
Balances (in shares) at Oct. 31, 2016   6,573,103      
Net income 4,525 $ 0 0 4,525 0
Other comprehensive income (loss) 2,472 0 0 0 2,472
Exercise of common stock options 269 $ 1 268 0 0
Exercise of common stock options (in shares)   12,164      
Stock-based compensation 646 $ 5 641 0 0
Stock-based compensation (in shares)   38,930      
Dividends paid (1,253) $ 0 0 (1,253) 0
Balances at Apr. 30, 2017 192,134 $ 663 60,028 140,014 (8,571)
Balances (in shares) at Apr. 30, 2017   6,624,197      
Balances at Oct. 31, 2017 203,085 $ 664 61,344 149,267 (8,190)
Balances (in shares) at Oct. 31, 2017   6,641,197      
Net income 6,688 $ 0 0 6,688 0
Other comprehensive income (loss) 2,210 0 0 0 2,210
Exercise of common stock options 554 $ 3 551 0 0
Exercise of common stock options (in shares)   30,418      
Stock-based compensation 1,178 $ 4 1,174 0 0
Stock-based compensation (in shares)   40,283      
Dividends paid (1,410) $ 0 0 (1,410) 0
Balances at Apr. 30, 2018 $ 212,305 $ 671 $ 63,069 $ 154,545 $ (5,980)
Balances (in shares) at Apr. 30, 2018   6,711,898