Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 50,943	$ 23,531
Restricted cash	1,200	1,200
Accounts receivable, net of allowance for doubtful accounts of $1,397 and $802, respectively	21,926	20,651
Other receivables	332	329
Inventories	30,747	30,399
Prepaid expenses and other current assets	2,270	2,821
Total current assets	107,418	78,931
Property and equipment, net	14,495	16,033
Goodwill	120,837	120,848
Other intangible assets, net	74,441	76,163
Deposits and other assets	1,372	1,095
Operating lease right-of-use assets	5,728	0
Total assets	324,291	293,070
Current liabilities:
Accounts payable	12,454	10,986
Accrued payroll	13,836	14,627
Accrued expenses and other current liabilities	16,241	13,314
Total current liabilities	42,531	38,927
Deferred income taxes	150	150
Deferred rent	0	8,065
Operating lease liabilities	11,812	0
Derivative liabilities	28,072	4,012
Other liabilities	2,326	1,992
Contingently issuable common stock	2,300	2,200
Debt	165,024	198,078
Total liabilities	252,215	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, 17,408,863 and 10,387,926 shares issued, respectively, and 17,352,698 and 10,345,367 shares outstanding, respectively	17	10
Treasury stock, at cost, 56,165 and 42,559 shares, respectively	(4,120)	(4,026)
Additional paid-in capital	722,478	640,789
Accumulated deficit	(648,877)	(599,715)
Accumulated other comprehensive income	2,578	2,588
Total stockholders’ equity	72,076	39,646
Total liabilities and stockholders’ equity	$ 324,291	$ 293,070