Consolidated Statements Of Comprehensive Loss (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Apr. 30, 2013	Apr. 30, 2012
Revenues
Equipment, supplies and accessories revenues	$ 6,360	$ 4,490	$ 12,166	$ 9,862
Service revenues	1,203	1,113	2,405	2,169
Total revenues	7,563	5,603	14,571	12,031
Cost of revenues
Cost of equipment, supplies and accessories	2,996	2,204	5,831	4,729
Cost of service revenues	357	398	708	732
Total cost of revenues	3,353	2,602	6,539	5,461
Gross margin	4,210	3,001	8,032	6,570
Operating expenses:
Selling and marketing	2,094	1,651	4,220	3,426
General and administrative	1,214	930	2,632	2,075
Research and development	640	820	1,287	1,630
Amortization of intangibles	4	109	11	217
Total operating expenses	3,952	3,510	8,150	7,348
Operating income (loss)	258	(509)	(118)	(778)
Interest income	1		1	4
Income (loss) from continuing operations before taxes	259	(509)	(117)	(774)
Provision for taxes	7	7	14	14
Income (loss) from continuing operations	252	(516)	(131)	(788)
Discontinued operations
Income from discontinued operations		107		130
Net income (loss)	252	(409)	(131)	(658)
Other comprehensive income (loss); net of tax
Unrealized loss on securities		(1)		(2)
Comprehensive income (loss)	$ 252	$ (410)	$ (131)	$ (660)
Income (loss) per share:
Basic - From continuing operations	$ 0.06	$ (0.14)	$ (0.03)	$ (0.21)
Basic - From discontinued operations	$ 0.00	$ 0.03	$ 0.00	$ 0.04
Basic - Total	$ 0.06	$ (0.11)	$ (0.03)	$ (0.17)
Diluted - From continuing operations	$ 0.06	$ (0.14)	$ (0.03)	$ (0.21)
Diluted - From discontinued operations	$ 0.00	$ 0.03	$ 0.00	$ 0.04
Diluted - Total	$ 0.06	$ (0.11)	$ (0.03)	$ (0.17)
Weighted average common shares outstanding:
Basic	3,930	3,797	3,910	3,789
Diluted	3,994	3,797	3,910	3,789
Dividends declared per share	$ 0.45	$ 0.00	$ 0.45	$ 0.00