Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 71,615	$ 111,533
Restricted cash	567	567
Accounts receivable, net	30,280	23,355
Inventory	13,296	11,373
Prepaid expenses	16,273	10,050
Other current assets	13,738	16,201
Total current assets	145,769	173,079
Property and equipment, net	763	647
Intangible assets	4,787	4,986
Right of use assets - operating leases	981	835
Other assets	1,848	1,995
Total assets	154,148	181,542
Current liabilities:
Accounts payable	15,791	17,625
Accrued expenses and other current liabilities	64,164	76,549
Operating lease liability, current	508	613
Total current liabilities	80,463	94,787
Convertible notes payable	190,686	190,479
Term loan	148,473	148,265
Operating lease liability, long term	473	315
Total liabilities	420,095	433,846
Stockholders’ equity (deficit):
Common stock, 0.0001 par value; 200,000,000 shares authorized, 47,564,764 shares and 47,359,573 shares issued and outstanding at March 31, 2022 and December 31, 2021	5	5
Additional paid-in-capital	1,120,299	1,115,672
Accumulated other comprehensive income	6	0
Accumulated deficit	(1,386,257)	(1,367,981)
Total stockholders’ equity (deficit)	(265,947)	(252,304)
Total liabilities and stockholders’ equity (deficit)	$ 154,148	$ 181,542