Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 14,647	$ 47,659
Restricted cash	121	175
Short-term investments		16
Accounts receivable, net and other receivables	12,388	12,751
Inventory	17,333	14,509
Prepaid expenses	3,074	5,155
Total current assets	47,563	80,265
Property and equipment, net	293	233
Intangible assets, net	7	31
Other non-current assets	377	380
Total assets	48,240	80,909
Current liabilities:
Current portion of long-term debt	5,733	3,765
Accounts payable	3,895	4,372
Accrued expense and other current liabilities	12,012	13,829
Deferred revenue		374
Total current liabilities	21,640	22,340
Non-current liabilities:
Long-term debt	399	4,265
Other non-current liabilities	578	954
Total non-current liabilities	977	5,219
Total liabilities	22,617	27,559
Commitments and contingencies (Note 12)
Stockholders' equity:
Ordinary shares, nominal value $0.01, 12,000,000 ordinary shares authorized at September 30, 2022; 3,021,368 and 2,268,612 issued and outstanding at September 30, 2022 and December 31, 2021, respectively	30	23
Preferred shares, nominal value $0.01, 100,000,000 shares authorized at September 30, 2022; None issued and outstanding
Additional paid in capital	655,649	648,976
Accumulated other comprehensive income	27	27
Accumulated deficit	(630,083)	(595,676)
Total stockholders' equity	25,623	53,350
Total liabilities and stockholders' equity	$ 48,240	$ 80,909