Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 9,696	$ 23,531
Restricted cash	1,200	1,200
Accounts receivable, net of allowance for doubtful accounts of $669 and $802, respectively	25,991	20,651
Other receivables	337	329
Inventories	30,202	30,399
Prepaid expenses and other current assets	2,535	2,821
Total current assets	69,961	78,931
Property and equipment, net	15,236	16,033
Goodwill	120,815	120,848
Other intangible assets, net	75,302	76,163
Deposits and other assets	2,392	1,095
Operating lease right-of-use assets	5,787	0
Total assets	289,493	293,070
Current liabilities:
Accounts payable	14,923	10,986
Accrued payroll	13,173	14,627
Accrued expenses and other current liabilities	16,057	13,314
Total current liabilities	44,153	38,927
Deferred income taxes	150	150
Deferred rent	0	8,065
Operating lease liabilities	11,976	0
Derivative liabilities	6,035	4,012
Other liabilities	2,317	1,992
Contingently issuable common stock	2,000	2,200
Debt	203,482	198,078
Total liabilities	270,113	253,424
Commitments and contingencies
Stockholders’ equity:
Convertible preferred stock, $0.001 par value, 5,000,000 shares authorized, no shares issued and outstanding	0	0
Common stock, $0.001 par value, 170,000,000 and 170,000,000 shares authorized, respectively, 10,390,524 and 10,387,926 shares issued, respectively, and 10,347,806 and 10,345,367 shares outstanding, respectively	10	10
Treasury stock, at cost, 42,718 and 42,559 shares, respectively	(4,027)	(4,026)
Additional paid-in capital	643,150	640,789
Accumulated deficit	(621,743)	(599,715)
Accumulated other comprehensive income	1,990	2,588
Total stockholders’ equity	19,380	39,646
Total liabilities and stockholders’ equity	$ 289,493	$ 293,070