CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 7,423	$ 10,794
Accounts receivable, net of allowance for doubtful accounts of $196 and $237, respectively	13,492	20,857
Due from – related parties	22	100
Inventories, net	30,013	20,395
Other current assets	6,022	3,127
Total current assets	56,972	55,273
Property and equipment, net	16,147	16,581
Goodwill	26,688	26,647
Other intangible assets, net	2,055	2,346
Deferred tax asset, net	20,299	21,122
Other non-current assets	13,485	8,875
Total assets	135,646	130,844
Current liabilities:
Accounts payable	10,374	7,154
Accrued liabilities	4,649	6,469
Current portion of deferred revenue	3,466	3,439
Obligation to purchase minority interest	0	14,602
Line of credit and other short-term borrowings	6,313	750
Total current liabilities	24,802	32,414
Deferred revenue, net of current portion, and other	9,817	11,455
Total liabilities	34,619	43,869
Commitments and contingencies
Stockholders' equity:
Preferred stock, $.01 par value, 2,500,000 shares authorized, none issued or outstanding	0	0
Traditional common stock, $.01 par value, 10,000,000 shares authorized, none issued or outstanding	0	0
Public common stock, $.01 par value, 10,000,000 shares authorized, 7,243,648 and 7,026,051 shares issued and outstanding, respectively	72	70
Additional paid-in capital	242,998	238,635
Accumulated other comprehensive income	222	97
Accumulated deficit	(142,265)	(151,827)
Total stockholders' equity	101,027	86,975
Total liabilities and stockholders' equity	$ 135,646	$ 130,844