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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Apr. 30, 2014
Apr. 30, 2013
OPERATING ACTIVITIES:    
Net income $ 742 $ 2,660
Adjustments to reconcile net income to net cash provided by operating activities:    
Bad debt (recovery) expense (29) 17
Accounts receivable write-off 4 0
Depreciation and amortization 294 320
Stock-based compensation expense 271 107
Excess tax benefit from stock-based compensation (277) (458)
Changes in operating assets and liabilities:    
Trade accounts receivable 494 160
Inventories 421 (327)
Other current assets 865 (6)
Other long-term assets 9 3
Accounts payable (485) (747)
Customer deposit 1 51
Income taxes prepaid (payable) 277 (144)
Accrued expenses (587) 123
Other long-term liabilities 0 (10)
Net cash provided by operating activities 2,000 1,749
INVESTING ACTIVITIES:    
Capital expenditures (59) (63)
Net cash used in investing activities (59) (63)
FINANCING ACTIVITIES:    
Proceeds from exercise of stock options 462 2,094
Excess tax benefit from exercise of stock options 277 458
Dividends paid (1,145) (1,244)
Net cash (used in) provided by financing activities (406) 1,308
Net increase in cash and cash equivalents 1,535 2,994
Cash and cash equivalents, beginning of period 11,881 5,492
Cash and cash equivalents, end of period 13,416 8,486
Supplemental cash flow information - income taxes paid $ 0 $ 1,186