CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 8,588	$ 12,138
Investments	1,158	1,081
Trade accounts receivable, net	2,289	2,622
Inventory	3,223	3,310
Prepaid expenses	798	380
Purchase obligation put option asset	0	3,419
Other current assets	1,114	1,516
Total current assets	17,170	24,466
Property and equipment, net	3,100	2,389
Finance lease assets, net	928	1,518
Operating lease right of use assets, net	787	1,177
Other non-current assets	882	1,816
Total assets	22,867	31,366
Current liabilities:
Accounts payable	3,759	4,796
Accrued liabilities	2,704	3,243
Accrued interest	144	164
Deferred revenue and income, current	791	1,545
Current portion of convertible notes	0	726
Common warrant liability	4,807	0
Finance lease, current	251	583
Operating lease, current	957	977
Total current liabilities	13,413	12,034
Finance lease, non-current	57	262
Operating lease, non-current	83	570
Deferred income, non-current	1,134	1,122
Other non-current liabilities	2,005	1,164
Convertible notes, non-current	41,062	36,102
Total liabilities	57,754	51,254
Commitments (see Note 14)
Stockholders’ deficit:
Preferred shares, $0.001 par value; 5,000,000 preferred shares authorized with no shares issued and outstanding on June 30, 2024 and December 31, 2023	0	0
Common stock, $0.001 par value; $450,000,000 common shares authorized with 23,679,383 shares issued and outstanding on June 30, 2024 and 14,569,500 shares issued and outstanding on December 31, 2023	24	14
Contributed capital	705,280	694,634
Treasury stock	(45,067)	(45,067)
Accumulated deficit	(694,675)	(668,857)
Accumulated other comprehensive loss	(449)	(612)
Total stockholders’ deficit	(34,887)	(19,888)
Total liabilities and stockholders’ deficit	$ 22,867	$ 31,366