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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Jan. 31, 2013
Jan. 31, 2012
Cash flows from operating activities:    
Net income $ 2,254 $ 4,633
Adjustments to reconcile net income to net cash provided by (used for) operating activities:    
Provision for doubtful accounts (43) (6)
Deferred income taxes (316) 97
Equity in income of affiliates (56) (90)
Depreciation and amortization 917 1,087
Foreign currency (gain) loss (1,897) 2,763
Unrealized (gain) loss on derivatives 939 (586)
Stock-based compensation 248 197
Change in assets and liabilities:    
(Increase) decrease in accounts receivable and refundable taxes 4,147 (4,830)
(Increase) decrease in inventories 428 (614)
Increase (decrease) in accounts payable 33 (2,468)
Increase (decrease) in accrued expenses (2,848) (317)
Net change in derivative assets and liabilities (233) 128
Other 516 (1,861)
Net cash provided by (used for) operating activities 4,089 (1,867)
Cash flows from investing activities:    
Purchase of property and equipment (531) (341)
Software development costs (305) (203)
Other investments (30) (32)
Net cash provided by (used for) investing activities (866) (576)
Cash flows from financing activities:    
Proceeds from exercise of common stock options    1
Borrowings on short-term debt    631
Net cash provided by (used for) financing activities    632
Effect of exchange rate changes on cash 115 (483)
Net increase (decrease) in cash and cash equivalents 3,338 (2,294)
Cash and cash equivalents at beginning of period 35,770 44,961
Cash and cash equivalents at end of period $ 39,108 $ 42,667