CONSOLIDATED BALANCE SHEETS (in thousands, except share data) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current Assets
Cash and cash equivalents	$ 11,268	$ 9,361
Trade accounts receivable, net of allowance for doubtful accounts of $43 and $93, respectively	2,790	4,109
Inventories	3,705	4,445
Other current assets	577	426
TOTAL CURRENT ASSETS	18,340	18,341
Property, plant and equipment - net	1,237	926
Other assets	63	65
TOTAL ASSETS	19,640	19,332
Current Liabilities
Accounts payable	1,250	968
Accrued compensation	1,689	1,756
Deferred revenue	1,038	1,801
Other accrued liabilities	540	640
Accrued costs of business restructuring	0	113
TOTAL CURRENT LIABILITIES	4,517	5,278
Long-term other payables	429	183
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, 7,943,720 shares as of December 31, 2015 and 7,861,141 shares as of December 31, 2014	19,051	18,704
Accumulated earnings (deficit)	(5,016)	(5,943)
Accumulated other comprehensive income	659	1,110
TOTAL STOCKHOLDERS' EQUITY	14,694	13,871
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 19,640	$ 19,332