Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
ASSETS
Cash and cash equivalents	$ 1,221	$ 3,564
Marketable securities		2,639
Accounts receivable, net of allowance for doubtful accounts of $683 and $1,173,	6,395	5,252
Inventories	3,537	3,589
Prepaid expenses and other current assets	1,204	1,414
Total current assets	12,357	16,458
Property and equipment:
Furniture and fixtures	615	620
Leasehold improvements	523	511
Equipment	4,177	3,988
Property and equipment, gross	5,315	5,119
Accumulated depreciation	4,408	4,094
Property and equipment, net	907	1,025
Deferred income taxes	137	139
Intangible assets, net	5,322	6,463
Other assets	150	300
TOTAL ASSETS	18,873	24,385
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	3,618	2,409
Accrued compensation	481	1,202
Warranty and other current liabilities	2,010	1,959
Total current liabilities	6,109	5,570
Deferred income taxes	172	175
Other long-term liabilities	126	126
Shareholders' equity:
Preferred stock, $.01 par value; 5,000,000 shares authorized, none issued or outstanding
Common stock, $.01 par value; 20,000,000 shares authorized, 4,987,795 and 4,974,847 outstanding, respectively	50	49
Additional paid-in capital	23,576	23,276
Accumulated other comprehensive income	96	604
Accumulated deficit	(11,256)	(5,415)
Total shareholders' equity	12,466	18,514
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 18,873	$ 24,385