Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Apr. 30, 2012	Oct. 31, 2011
ASSETS
Cash and cash equivalents	$ 8,822	$ 8,461
Short-term investments	480	723
Accounts receivable, net of allowance for doubtful accounts of $32 and $96, respectively	4,077	5,958
Inventories, net of obsolescence reserve of $488 and $431, respectively	4,396	3,750
Prepaid expenses and other current assets	324	235
Total Current Assets	18,099	19,127
Property and equipment, net of accumulated depreciation of $3,861 and $3,735, respectively	451	444
Intangible assets, net	1,356	1,201
Total Assets	19,906	20,772
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	1,627	2,022
Employee compensation	1,402	1,481
Deferred income	1,744	1,771
Warranty reserve	101	141
Other current liabilities and accrued expenses	403	221
Total Current Liabilities	5,277	5,636
Long-term Liabilities:
Long-term deferred income and other	762	817
Total Liabilities	6,039	6,453
Commitments and Contingencies
Shareholders' Equity:
Common Stock, $0.10 par value, authorized 25,000,000 shares, 3,944,830 and 3,905,648 shares issued and 3,796,900 and 3,778,796 shares outstanding in 2012 and 2011, respectively	380	378
Undesignated shares, authorized 5,000,000 shares, no shares issued and outstanding
Additional paid-in capital	20,828	20,622
Accumulated deficit	(7,341)	(6,683)
Accumulated other comprehensive income		2
Total Shareholders' Equity	13,867	14,319
Total Liabilities and Shareholders' Equity	$ 19,906	$ 20,772