CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
OPERATING ACTIVITIES:
Net income (loss)	$ (353)	$ 65
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Bad debt expense	20	5
Accounts receivable write-off	0	4
Depreciation and amortization	272	190
Stock-based compensation expense	52	50
Loss on disposal of fixed assets	40	0
Changes in operating assets and liabilities:
Trade accounts receivable	94	(151)
Inventories	(349)	(234)
Other current assets	(613)	(288)
Other long-term assets	(167)	0
Accounts payable	156	23
Customer deposit	0	(6)
Income taxes payable	(65)	(77)
Accrued expenses	(600)	(218)
Net cash used in operating activities	(1,513)	(637)
INVESTING ACTIVITIES:
Restricted cash	0	(300)
Acquisition of business (Comnet), net of cash acquired $541	0	(2,249)
Proceeds from sale of fixed assets	22	0
Proceeds from sale of inventory	322	0
Capital expenditures	(70)	(34)
Net cash provided by (used in) investing activities	274	(2,583)
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	20	2
Dividends paid	(610)	(578)
Net cash used in financing activities	(590)	(576)
Net decrease in cash and cash equivalents	(1,829)	(3,796)
Cash and cash equivalents, beginning of period	7,595	14,718
Cash and cash equivalents, end of period	5,766	10,922
Supplemental cash flow information - income taxes paid	165	104
Noncash investing and financing activities:
Stock issuance for acquisition of business (Comnet)	$ 0	$ 1,060