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Condensed Consolidated Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 21,234 $ 28,685
Accounts receivable, net of allowance for doubtful accounts of $89 and $76 as of June 30, 2022 and December 31, 2021, respectively 3,854 1,370
Inventories, net — current 3,275 4,433
Assets held for sale 254  
Prepaid expenses and other current assets 1,441 900
Total current assets 30,058 35,388
Property and equipment, net 954 2,291
Right of use asset 2,308 3,081
Inventories, net — noncurrent 1,136 2,494
Intangible assets, net 386 484
Other noncurrent assets 166 180
Total assets 35,008 43,918
Current liabilities:    
Accounts payable and accrued expenses 3,391 3,638
Amounts due to related parties 83 64
Operating lease liability — current 994 1,074
Other current liabilities 272 264
Total current liabilities 4,740 5,040
Operating lease liability — noncurrent 1,500 2,220
Common stock warrant liabilities   3,392
Other noncurrent liabilities 2,000 2,070
Total liabilities 8,240 12,722
Commitments and contingencies (Note 17)
Stockholders’ equity:    
Common stock, $0.001 par value - 150,000,000 shares authorized as of June 30, 2022 and December 31, 2021; 22,188,918 and 22,184,235 shares issued and outstanding as of March 31,2022 and December 31, 2021, respectively 63 63
Additional paid-in capital 277,492 257,515
Accumulated deficit (250,748) (226,485)
Total stockholders' equity 26,807 31,093
Non-controlling interest (39) 103
Total stockholders' equity 26,768 31,196
Total liabilities and stockholders’ equity $ 35,008 $ 43,918