Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 01, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 26,345	$ 25,710
Trade accounts receivable, net of allowance for doubtful accounts of $146 and $146, respectively	6,663	4,395
Inventories	3,397	3,520
Prepaid expenses and other current assets	457	639
Total current assets	36,862	34,264
Property and equipment:
Machinery and equipment	4,411	4,377
Leasehold improvements	604	603
Gross property and equipment	5,015	4,980
Less: accumulated depreciation	(4,020)	(3,868)
Net property and equipment	995	1,112
Deferred tax assets	1,104	1,245
Goodwill	1,706	1,706
Intangible assets, net	931	1,104
Restricted certificates of deposit	225	350
Other assets	209	203
Total assets	42,032	39,984
Current liabilities:
Accounts payable	1,252	909
Accrued wages and benefits	1,522	1,466
Accrued rent	557	657
Accrued professional fees	427	363
Accrued sales commissions	371	297
Domestic and foreign income taxes payable	549	26
Other current liabilities	356	341
Total current liabilities	5,034	4,059
Commitments and Contingencies
Stockholders' equity:
Preferred stock, $0.01 par value; 5,000,000 shares authorized; no shares issued or outstanding
Common stock, $0.01 par value; 20,000,000 shares authorized; 10,426,552 and 10,549,423 shares issued, respectively	104	105
Addtional paid-in capital	25,668	26,286
Retained earnings	10,670	9,013
Accumulated other comprehensive earnings	760	725
Treasury stock, at cost; 33,077 and 33,077 shares, respectively	(204)	(204)
Total stockholders' equity	36,998	35,925
Total liabilities and stockholders' equity	$ 42,032	$ 39,984