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v3.25.1

Summary of Significant Accounting Policies - Fair values of financial instruments (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024
--- | --- | --- | ---
Financial instrument liabilities |  |  |
Stock option liabilities | $ 484 | $ 1,758 |
Recurring |  |  |
Financial instrument assets |  |  |
Cash equivalents | 57,981 |  | $ 65,096
Restricted cash equivalents | 11,127 |  | 11,011
Cash equivalents and Restricted cash equivalents | 69,108 |  | 76,107
Financial instrument liabilities |  |  |
Inventory derivative obligation (net) | 12,308 |  | 14,408
Warrant liability | 324 |  | 2,529
Total Financial instruments | 12,632 |  | 16,937
Recurring | Level 1 |  |  |
Financial instrument assets |  |  |
Cash equivalents | 57,981 |  | 65,096
Restricted cash equivalents | 11,127 |  | 11,011
Cash equivalents and Restricted cash equivalents | 69,108 |  | 76,107
Recurring | Level 2 |  |  |
Financial instrument liabilities |  |  |
Inventory derivative obligation (net) | 12,308 |  | 14,408
Warrant liability | 324 |  | 2,529
Total Financial instruments | $ 12,632 |  | $ 16,937

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- Definition Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. 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