CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2016	Apr. 30, 2015
OPERATING ACTIVITIES:
Net income (loss)	$ (467)	$ 514
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Bad debt expense	0	12
Accounts receivable write-off	0	4
Depreciation and amortization	528	389
Stock-based compensation expense	102	101
Inventory write-off	0	10
Loss on disposal of fixed assets	40	0
Changes in operating assets and liabilities:
Trade accounts receivable	(36)	(907)
Inventories	(599)	169
Other current assets	(684)	4
Other long-term assets	(136)	0
Accounts payable	(399)	(49)
Income taxes payable	396	164
Accrued expenses	(702)	(1,195)
Net cash used in operating activities	(1,957)	(784)
INVESTING ACTIVITIES:
Acquisition of business (Comnet), net of cash acquired $541	0	(2,249)
Proceeds received on notes receivable from stockholder	67	0
Proceeds from sale of fixed assets	22	0
Proceeds from sale of inventory	322	0
Capital expenditures	(132)	(124)
Net cash provided by (used in) investing activities	279	(2,373)
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	48	6
Purchase of treasury stock	(157)	0
Dividends paid	(787)	(1,174)
Net cash used in financing activities	(896)	(1,168)
Net decrease in cash and cash equivalents	(2,574)	(4,325)
Cash and cash equivalents, beginning of period	7,595	14,718
Cash and cash equivalents, end of period	5,021	10,393
Supplemental cash flow information - income taxes paid	165	104
Noncash investing and financing activities:
Stock issuance for acquisition of business (Comnet)	0	1,060
Retirement of treasury stock	$ 157	$ 0