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Financial Instruments - Summary of Financial assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2026 | Dec. 31, 2025
Available-for-sale [Abstract] |  |
Cash and cash equivalents | $ 31,176 | $ 72,291
Level 2 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 99,534 | 121,903
Unrealized Gains |  | 6
Unrealized Losses | (30) | (10)
Fair Value | 99,504 | 121,899
Cash and cash equivalents | 31,176 | 72,291
Marketable Securities | 68,328 | 49,608
Level 3 [Member] |  |
Available-for-sale [Abstract] |  |
Total liabilities | 130,803 | 130,669
Level 3 [Member] | Convertible Notes |  |
Available-for-sale [Abstract] |  |
Total liabilities | 101,542 | 100,958
Level 3 [Member] | Warrant liability |  |
Available-for-sale [Abstract] |  |
Total liabilities | 29,261 | 29,711
Money Market Funds [Member] | Level 1 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 10,057 | 16,977
Fair Value | 10,057 | 16,977
Cash and cash equivalents | 10,057 | 16,977
U.S. agency securities [Member] | Level 2 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 29,587 | 20,818
Unrealized Gains |  | 3
Unrealized Losses | (12) | (2)
Fair Value | 29,575 | 20,819
Cash and cash equivalents |  | 3,984
Marketable Securities | 29,575 | 16,835
U.S. Treasury Securities [Member] | Level 2 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 12,986 | 13,460
Unrealized Gains |  | 0
Unrealized Losses | (1) | (2)
Fair Value | 12,985 | 13,458
Cash and cash equivalents | 7,494 | 7,989
Marketable Securities | 5,491 | 5,469
Commercial Paper [Member] | Level 2 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 20,079 | 45,480
Unrealized Gains |  | 2
Unrealized Losses | (9) | (4)
Fair Value | 20,070 | 45,478
Cash and cash equivalents |  | 26,651
Marketable Securities | 20,070 | 18,827
Corporate Bonds [Member] | Level 2 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 13,200 | 8,478
Unrealized Gains |  | 1
Unrealized Losses | (8) | (2)
Fair Value | 13,192 | 8,477
Marketable Securities | 13,192 | 8,477
Subtotal [Member] | Level 2 [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 75,852 | 88,236
Unrealized Gains |  | 6
Unrealized Losses | (30) | (10)
Fair Value | 75,822 | 88,232
Cash and cash equivalents | 7,494 | 38,624
Marketable Securities | 68,328 | 49,608
Cash [Member] |  |
Available-for-sale [Abstract] |  |
Adjusted Cost | 13,625 | 16,690
Fair Value | 13,625 | 16,690
Cash and cash equivalents | $ 13,625 | $ 16,690

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- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483467/210-10-45-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-4 + Details
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- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E + Details
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