CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash	$ 57,843	$ 29,054
Accounts receivable, net	15,430	15,095
Inventories, net	33,065	28,765
Prepaid expenses and other current assets	10,649	2,030
Withholding tax receivable from officer	203	350
Current assets of discontinued operations	214	242
Total current assets	117,404	75,536
Property and equipment, net	18,723	13,235
Operating lease right-of-use asset	2,112
Goodwill	13,897	13,897
Intangibles, net	25,882	26,408
Other assets	214	347
Noncurrent assets of discontinued operations	51	54
Total assets	178,283	129,477
Current liabilities:
Accounts payable	6,010	4,399
Accrued expenses	22,972	22,316
Current portion of long-term debt	836	3,276
Current portion of operating lease liability	1,263
Current liabilities of discontinued operations	504	621
Total current liabilities	31,585	30,612
Long-term debt, less current portion	51,094	42,299
Operating lease liability	1,265
Other long-term liabilities	13,082	15,389
Redeemable preferred stock, $0.0001 par value; 20,000 shares authorized at September 30, 2019 and December 31, 2018; 3,319 shares issued and outstanding at both September 30, 2019 and December 31, 2018	23,603	23,603
Commitments and contingencies
Stockholders' equity:
Common stock, $0.0001 par value; 200,000 shares authorized at September 30, 2019 and December 31, 2018; 60,983 issued and 60,665 outstanding at September 30, 2019 net of 318 unvested shares and 43,368 shares issued and outstanding at December 31, 2018	6	4
Treasury stock, at cost, 2 shares, at both September 30, 2019 and December 31, 2018	(97)	(97)
Additional paid-in capital	603,518	523,525
Shareholder note receivable	(5,000)	(5,000)
Accumulated other comprehensive income	1,120	1,064
Accumulated deficit	(541,893)	(501,922)
Total stockholders’ equity	57,654	17,574
Total liabilities and stockholders’ equity	178,283	129,477
Series A Convertible Preferred Stock
Stockholders' equity:
Convertible preferred stock
Series B Convertible Preferred Stock
Stockholders' equity:
Convertible preferred stock