Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 9,382	$ 2,875
Accounts receivable, net, including related parties	769	709
Inventory	1,342	990
Prepaid expenses and other current assets	1,828	783
Total current assets	13,321	5,357
Property and equipment, net	1,533	1,770
Goodwill	1,336	1,325
Intangible assets, net	1,136	1,313
Other assets	417	497
Total assets	17,743	10,262
Current liabilities:
Accounts payable and accrued expenses	1,664	2,383
Deferred revenue	193	0
Development loan	10,000	5,000
Revolving credit facility, including accrued interest	10,762	10,458
Unfunded commitment to joint venture	1,548	1,688
Accrued payroll and benefits	1,348	1,159
Total current liabilities	25,515	20,688
Development loans, net of current portion	0	10,000
Promissory note	15,580	16,169
Total liabilities	41,095	46,857
Commitments and contingencies (Note 8)
Total convertible preferred stock	0	85,658
Stockholders’ deficit:
Common stock, $0.0001 par value; 750,000,000 shares authorized and 35,135,520 shares issued and outstanding as of June 30, 2020; 29,012,034 shares authorized and 4,220,998 shares issued and outstanding as of December 31, 2019	4	0
Additional paid-in capital	127,787	22,404
Accumulated deficit	(150,372)	(143,915)
Accumulated other comprehensive loss	(771)	(742)
Total stockholders’ deficit	(23,352)	(122,253)
Total liabilities, convertible preferred stock and stockholders’ deficit	17,743	10,262
Series 1 Preferred Stock
Current liabilities:
Total convertible preferred stock	0	39,658
Series 2 Preferred Stock
Current liabilities:
Total convertible preferred stock	0	30,000
Series 3 Preferred Stock
Current liabilities:
Total convertible preferred stock	$ 0	$ 16,000