Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 11,499	$ 28,611
Trade accounts receivable, net of allowance for doubtful accounts of $146 and $146, respectively	10,225	5,377
Inventories	6,033	3,676
Prepaid expenses and other current assets	714	342
Total current assets	28,471	38,006
Property and equipment:
Machinery and equipment	4,993	4,383
Leasehold improvements	730	603
Gross property and equipment	5,723	4,986
Less: accumulated depreciation	(4,179)	(4,042)
Net property and equipment	1,544	944
Deferred tax assets		1,110
Goodwill	13,738	1,706
Intangible assets, net	16,259	875
Restricted certificates of deposit	175	175
Other assets	27	28
Total assets	60,214	42,844
Current liabilities:
Accounts payable	2,363	1,368
Accrued wages and benefits	2,218	1,588
Accrued rent	530	572
Accrued professional fees	682	419
Accrued sales commissions	476	287
Customer deposits and deferred revenue	1,111	74
Domestic and foreign income taxes payable	1,087	575
Current portion of contingent consideration liability
Other current liabilities	400	173
Total current liabilities	8,867	5,056
Deferred tax liabilities	4,010
Contingent consideration liability, net of current portion	3,574
Total liabilities	16,451	5,056
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; 10,444,135 and 10,394,018 shares issued, respectively	104	104
Addtional paid-in capital	25,808	25,578
Retained earnings	17,212	11,671
Accumulated other comprehensive earnings	843	639
Treasury stock, at cost; 33,077 and 33,077 shares, respectively	(204)	(204)
Total stockholders' equity	43,763	37,788
Total liabilities and stockholders' equity	$ 60,214	$ 42,844