Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 27,273	$ 28,024
Trade and other receivables, net	4,704	12,120
Inventories, net	5,780	4,038
Prepaid expenses and other current assets	2,131	3,077
Total current assets	39,888	47,259
Property and equipment, net	4,085	5,055
Right-of-use assets, net	5,211	2,725
Intangible assets, net	1,435	51
Other non-current assets	6,451	6,903
Total assets	57,070	61,993
Current liabilities:
Accounts payable	9,946	8,314
Accrued expenses	7,967	8,736
Lease liabilities, current	255	899
Deferred revenue	1,513	765
Liability related to the sale of future revenue, current	1,147	1,225
Loans payable, current	18,700	2,025
Total current liabilities	39,528	21,964
Loans payable, net	33,448	51,551
Liability related to the sale of future revenue, net	64,112	59,059
Lease liabilities	5,085	1,946
Deferred revenue, net of current portion	31,417	7,122
Other non-current liabilities	2,034	2,485
Total liabilities	175,624	144,127
Contingencies (Note 20)
Stockholders’ deficit:
Common stock, $0.001 par value. Authorized 250,000,000 shares; 54,827,734 and 41,228,736 shares issued and outstanding at December 31, 2022 and December 31, 2021, respectively	55	41
Additional paid-in capital	192,598	174,621
Accumulated deficit	(311,207)	(256,796)
Total stockholders’ deficit	(118,554)	(82,134)
Total liabilities and stockholders’ deficit	$ 57,070	$ 61,993