CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 2,648	$ 2,656
Accounts receivable, net of allowance for doubtful accounts of $138 and $311, respectively	3,063	2,534
Inventories	648	825
Prepaid expenses and other current assets	445	660
Total current assets	6,804	6,675
Property and equipment:
Furniture and fixtures	491	449
Leasehold improvements	426	406
Equipment	3,397	3,443
Property and equipment, gross	4,314	4,298
Accumulated depreciation	3,796	3,601
Property and equipment, net	518	697
Intangible assets, net	1,210	454
Deferred income taxes	19	62
Discontinued operations assets	420	7,002
TOTAL ASSETS	8,971	14,890
Current liabilities:
Accounts payable	1,519	2,451
Warranty	760	824
Accrued compensation	722	517
Other current liabilities	$ 573	585
Accrued restructuring		216
Total current liabilities	$ 3,574	4,593
Deferred income taxes		$ 165
Other long-term liabilities
Discontinued operations liabilities		$ 1,812
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, 5,028,000 and 4,995,963 issued and outstanding, respectively	$ 49	$ 49
Additional paid-in capital	23,826	23,547
Accumulated other comprehensive loss	(258)	(158)
Accumulated deficit	(18,220)	(15,118)
Total shareholders' equity	5,397	8,320
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 8,971	$ 14,890