v3.25.1
Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Current Assets:    
Cash and cash equivalents $ 14,231 $ 6,839
Other receivables 467 402
Prepaid expenses and other current assets 211 200
Property, plant and equipment, held for sale 0 1,165
Total current assets 14,909 8,606
Property, plant and equipment, net 0 371
Other assets 0 250
Operating lease right-of-use asset, net 0 81
Total Assets 14,909 9,308
Current Liabilities:    
Accounts payable and accrued expenses 8,337 9,486
Payables and accrued expenses - related party $ 2,813 $ 2,667
Other Liability, Current, Related Party [Extensible Enumeration] us-gaap:RelatedPartyMember us-gaap:RelatedPartyMember
Operating lease liabilities - short-term $ 0 $ 456
Total current liabilities 11,150 12,609
Deferred income 150 150
Operating lease liabilities - long-term 0 422
Total Liabilities 11,300 13,181
Commitments and Contingencies (Note 9)
Stockholders' Equity    
Preferred stock ($0.0001 par value), 2,000,000 shares authorized, 250,000 shares of Class A preferred stock issued and outstanding as of March 31, 2025 and December 31, 2024, respectively 0 0
Common stock issuable, zero and 69,046 shares as of March 31, 2025 and December 31, 2024, respectively 0 611
Additional paid-in capital 400,485 392,234
Accumulated deficit (396,876) (396,723)
Total Stockholders' Equity 3,609 (3,873)
Total Liabilities and Stockholders' Equity 14,909 9,308
Class A common shares    
Stockholders' Equity    
Common stock ($0.0001 par value), 200,000,000 shares authorized as of March 31, 2025 and December 31, 2024, respectively 0 0
Common shares    
Stockholders' Equity    
Common stock ($0.0001 par value), 200,000,000 shares authorized as of March 31, 2025 and December 31, 2024, respectively $ 0 $ 5

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