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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Jul. 31, 2013
Jul. 31, 2012
OPERATING ACTIVITIES:    
Consolidated net income $ 3,577 $ 1,455
Adjustments to reconcile consolidated net income to net cash provided by operating activities:    
Bad debt expense 61 20
Depreciation and amortization 481 457
Stock-based compensation expense 161 164
Excess tax benefit from stock-based compensation (482) (73)
Changes in operating assets and liabilities (net of effects of deconsolidation of VIE on January 25, 2012):    
Restricted cash 0 4
Trade accounts receivable 1,564 (554)
Inventories (326) (567)
Other current assets 135 (106)
Other long-term assets 5 0
Accounts payable (496) 661
Customer deposit 51 0
Income taxes prepaid (payable) (25) 785
Accrued expenses (173) 111
Other long-term liabilities (15) (107)
Net cash provided by operating activities 4,518 2,250
INVESTING ACTIVITIES:    
Maturity of certificates of deposit 0 4,095
Capital expenditures (145) (503)
Net cash provided by (used in) investing activities (145) 3,592
FINANCING ACTIVITIES:    
Proceeds from exercise of stock options 2,225 141
Purchases of treasury stock 0 (1,143)
Excess tax benefit from exercise of stock options 482 73
Principal payments on long-term debt 0 (6)
Dividends paid (1,790) (1,038)
Net cash provided by (used in) financing activities 917 (1,973)
Net increase in cash and cash equivalents 5,290 3,869
Cash and cash equivalents, beginning of period 5,492 1,761
Cash and cash equivalents, end of period 10,782 5,630
Supplemental cash flow information - income taxes paid 1,264 595
Supplemental schedule of noncash investing and financing activities:    
Retirement of treasury stock 0 1,143
Assets and liabilities of VIE as of January 25, 2012:    
Other current assets 505  
Property and equipment, net 1,033  
Other assets, net 30  
Net equity 24,885  
Variable Interest Entity
    
Assets and liabilities of VIE as of January 25, 2012:    
Restricted cash   62
Other current assets   24
Property and equipment, net   1,468
Other assets, net   70
Mortgages payable   1,408
Net equity   $ 215