CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
OPERATING ACTIVITIES:
Net income (loss)	$ 454	$ (194)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Bad debt expense	(2)	2
Depreciation and amortization	212	220
Stock-based compensation expense	75	51
Deferred income taxes	(15)	24
Changes in operating assets and liabilities:
Trade accounts receivable	(1,494)	383
Inventories	(688)	(532)
Other current assets	(11)	(107)
Other long-term assets	21	20
Accounts payable	745	235
Income tax payable	96	0
Accrued expenses	455	(761)
Other long-term liabilities	0	(40)
Net cash used in operating activities	(152)	(699)
INVESTING ACTIVITIES:
Proceeds from landlord for tenant improvements	34	0
Capital expenditures	(22)	(6)
Net cash provided by (used in) investing activities	12	(6)
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	157	0
Excess tax benefit from cancelled stock options	0	(23)
Dividends paid	(176)	(176)
Net cash used in financing activities	(19)	(199)
Net decrease in cash and cash equivalents	(159)	(904)
Cash and cash equivalents, beginning of period	6,039	5,258
Cash and cash equivalents, end of period	5,880	4,354
Supplemental cash flow information - income taxes paid	$ 3	$ 13