CONSOLIDATED BALANCE SHEETS (in thousands, except share data) (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
CURRENT ASSETS:
Cash and cash equivalents	$ 9,725	$ 11,268
Trade accounts receivable, net of allowance for doubtful accounts of $103 and $43, respectively	5,198	2,790
Inventories	3,896	3,705
Other current assets	360	577
TOTAL CURRENT ASSETS	19,179	18,340
Property, plant and equipment - net	1,794	1,237
Other assets	63	63
TOTAL ASSETS	21,036	19,640
CURRENT LIABILITIES:
Accounts payable	1,298	1,250
Accrued compensation	1,704	1,689
Deferred revenue	1,259	1,038
Other accrued liabilities	633	540
TOTAL CURRENT LIABILITIES	4,894	4,517
Long-term other payables	473	429
COMMITMENTS	0	0
STOCKHOLDERS' EQUITY
Preferred stock - Authorized, 5,000,000 shares, including 200,000 shares of Series A Junior Participating Issued and outstanding, none	0	0
Common stock, at stated value - Authorized, 30,000,000 shares Issued and outstanding, 7,979,541 shares as of September 30, 2016 and 7,943,720 shares as of December 31, 2015	19,202	19,051
Accumulated earnings (deficit)	(4,115)	(5,016)
Accumulated other comprehensive income	582	659
TOTAL STOCKHOLDERS' EQUITY	15,669	14,694
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 21,036	$ 19,640