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Supplemental Disclosures for Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Supplemental disclosure of non-cash investing and financing activities |  |
Purchases of property, machinery and equipment in accounts payable and accrued expenses at year end | $ 0 | $ 113
Purchases of intangible assets in accounts payable and accrued expenses at year end | 20 | 20
Issuance costs related to warrant modifications | 1,272 | 2,130
Issuance costs related to placement agent warrants | 386 | 0
Relative fair value of warrants issued with convertible notes | 1,305 | 0
Relative fair value of warrants issued with loan payable | 121 | 0
Fair value of warrants issued for debt issuance costs | 2,000 | 0
Remeasurement of operating lease right-of-use assets and lease obligations | 3,845 | 0
Supplemental disclosure of cash flow information |  |
Cash paid for interest | $ 106 | $ 980

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