CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jul. 31, 2017	Jul. 31, 2016
OPERATING ACTIVITIES:
Net income (loss)	$ 77	$ (1,064)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Bad debt expense	10	17
Depreciation and amortization	649	769
Stock-based compensation expense	161	156
Loss on disposal of fixed assets	0	61
Deferred income taxes	24	0
Changes in operating assets and liabilities:
Trade accounts receivable	274	(351)
Inventories	(460)	115
Other current assets	706	(797)
Other long-term assets	51	(116)
Accounts payable	86	(320)
Accrued expenses	(637)	(545)
Other long-term liabilities	(128)	0
Net cash provided by (used in) operating activities	813	(2,075)
INVESTING ACTIVITIES:
Proceeds received on notes receivable from stockholder	0	67
Proceeds from sale of fixed assets	0	22
Proceeds from sale of inventory	0	322
Capital expenditures	(44)	(368)
Net cash (used in) provided by investing activities	(44)	43
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	25	48
Excess tax provision (benefit) from exercise of stock options	(24)	159
Purchase of treasury stock	0	(157)
Dividends paid	(530)	(964)
Net cash used in financing activities	(529)	(914)
Net increase (decrease) in cash and cash equivalents	240	(2,946)
Cash and cash equivalents, beginning of period	5,258	7,595
Cash and cash equivalents, end of period	5,498	4,649
Supplemental cash flow information - income taxes paid	31	165
Noncash investing and financing activities:
Retirement of treasury stock	$ 0	$ 157