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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Jul. 31, 2014
Jul. 31, 2013
OPERATING ACTIVITIES:    
Net income $ 1,114 $ 3,577
Adjustments to reconcile net income to net cash provided by operating activities:    
Bad debt (recovery) expense (36) 61
Accounts receivable write-off 5 0
Depreciation and amortization 445 481
Stock-based compensation expense 323 161
Excess tax benefit from stock-based compensation (277) (482)
Changes in operating assets and liabilities:    
Trade accounts receivable 602 1,564
Inventories 383 (326)
Other current assets 942 135
Other long-term assets 9 5
Accounts payable (95) (496)
Customer deposit (39) 51
Income taxes prepaid (payable) 277 (25)
Accrued expenses (266) (173)
Other long-term liabilities 0 (15)
Net cash provided by operating activities 3,387 4,518
INVESTING ACTIVITIES:    
Capital expenditures (109) (145)
Net cash used in investing activities (109) (145)
FINANCING ACTIVITIES:    
Proceeds from exercise of stock options 524 2,225
Excess tax benefit from exercise of stock options 277 482
Dividends paid (1,723) (1,790)
Net cash (used in) provided by financing activities (922) 917
Net increase in cash and cash equivalents 2,356 5,290
Cash and cash equivalents, beginning of period 11,881 5,492
Cash and cash equivalents, end of period 14,237 10,782
Supplemental cash flow information - income taxes paid 0 1,264
Supplemental cash flow information - Write off of fully depreciated fixed assets $ 14 $ 0