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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Apr. 30, 2014
Apr. 30, 2013
Cash flows from operating activities:        
Net income $ 3,536 $ 3,183 $ 5,905 $ 5,437
Adjustments to reconcile net income to net cash provided by (used for) operating activities:        
Provision for doubtful accounts 31 (15) (51) (58)
Deferred income taxes 11 (269) 14 (585)
Equity in income of affiliates (81) (58) (165) (114)
Depreciation and amortization 816 798 1,551 1,715
Foreign currency (gain) loss (2,102) 1,673 (1,367) (224)
Unrealized (gain) loss on derivatives 391 (752) 528 187
Stock-based compensation 146 255 392 503
Change in assets and liabilities:        
(Increase) decrease in accounts receivable and refundable taxes (2,652) (1,090) (1,156) 3,057
(Increase) decrease in inventories (689) (169) (23) 259
Increase (decrease) in accounts payable (2,527) 3,292 1,668 3,325
Increase (decrease) in accrued expenses 1,113 (1,519) (556) (4,367)
Net change in derivative assets and liabilities 221 (378) 631 (611)
Other 1,071 (217) (1,310) 299
Net cash provided by (used for) operating activities (715) 4,734 6,061 8,823
Cash flows from investing activities:        
Purchase of property and equipment (615) (241) (951) (772)
Software development costs (240) (212) (423) (517)
Other investments (9) (10) (215) (40)
Proceeds from sale of equipment       126   
Net cash provided by (used for) investing activities (864) (463) (1,463) (1,329)
Cash flows from financing activities:        
Dividends paid (456)    (780)   
Proceeds from exercise of stock options 298    298   
Restricted shares vested 1 1 2 1
Borrowings (repayment) on short-term debt (3)    (386)   
Net cash provided by (used for) financing activities (160) 1 (866) 1
Effect of exchange rate changes on cash 420 (103) 138 12
Net increase (decrease) in cash and cash equivalents (1,319) 4,169 3,870 7,507
Cash and cash equivalents at beginning of period 47,993 39,108 42,804 35,770
Cash and cash equivalents at end of period $ 46,674 $ 43,277 $ 46,674 $ 43,277