Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 1,403	$ 2,648
Accounts receivable, net of allowance for doubtful accounts of $56 and $138, respectively	2,520	3,063
Inventories	375	648
Prepaid expenses and other current assets	481	445
Discontinued operations assets	420	420
Total current assets	5,199	7,224
Property and equipment:
Furniture and fixtures	491	491
Leasehold improvements	429	426
Equipment	3,464	3,397
[PropertyPlantAndEquipmentGross]	4,384	4,314
Accumulated depreciation	3,911	3,796
[PropertyPlantAndEquipmentNet]	473	518
Intangible assets, net	1,811	1,210
Deferred income taxes	19	19
TOTAL ASSETS	7,502	8,971
Current liabilities:
Accounts payable	814	1,519
Warranty	760	760
Accrued compensation	311	722
Other current liabilities	324	573
Accrued restructuring	126
Total current liabilities	$ 2,335	$ 3,574
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, 5,039,039 and 5,028,000 issued and outstanding at March 31, 2016 and December 31, 2015, respectively	$ 50	$ 49
Additional paid-in capital	23,886	23,826
Accumulated other comprehensive loss	(257)	(258)
Accumulated deficit	(18,512)	(18,220)
Total shareholders' equity	5,167	5,397
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 7,502	$ 8,971

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.