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Fair Value Measurements - Changes in Fair Value of Level 3 Financial Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Jun. 30, 2026 | Mar. 31, 2026 | Jun. 30, 2025 | Mar. 31, 2025
Warrant liabilities | 2022 Private Placement Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance | $ 2 | $ 2 |  | $ 1
Change in fair value | (0) | (0) | $ (0) | (1)
Change due to exchange/conversion | 0 | 0 |  | 0
Fair value, Ending Balance | 2 | 2 | 0 |
Warrant liabilities | RDO Warrants [Member] |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance |  |  |  | 90
Change in fair value |  |  | 0 | 55
Change due to exchange/conversion |  |  |  | (145)
Fair value, Ending Balance |  |  | 0 |
Warrant liabilities | Placement Agent Warrants [Member] |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance | 29 | 29 | 3 | 16
Change in fair value | 10 | 0 | (0) | (13)
Change due to exchange/conversion | 0 | 0 |  | 0
Fair value, Ending Balance | 39 | 29 | 3 | 3
Warrant liabilities | 2024 Private Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance |  |  |  | 2
Change in fair value |  |  | (0) | (1)
Change due to exchange/conversion |  |  |  | (1)
Fair value, Ending Balance |  |  | 0 |
Warrant liabilities | BEPO Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance | 48 | 48 | 6 | 378
Change in fair value | 19 | 0 | 0 | 176
Change due to exchange/conversion |  | (0) |  | (548)
Fair value, Ending Balance | 67 | 48 | 6 | 6
Warrant liabilities | BEPO Agent Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance | 30 | 30 | 4 | 18
Change in fair value | (12) | (0) | (0) | (14)
Change due to exchange/conversion | (0) | (0) |  |
Fair value, Ending Balance | 42 | 30 | 4 | 4
Warrant liabilities | Customer Liabilities - Non Cash Consideration |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance | 0 | 1,158 |  |
Change in fair value |  | (0) |  |
Change due to exchange/conversion | (0) | (1,158) |  |
Fair value, Ending Balance | 0 | 0 |  |
Warrant liabilities | July 2024 Private Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance |  |  |  | 866
Change in fair value |  |  | 0 | 440
Change due to exchange/conversion |  |  |  | (1,306)
Fair value, Ending Balance |  |  | 0 |
Warrant liabilities | August Inducement Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance |  |  |  | 796
Change in fair value |  |  | 0 | 402
Change due to exchange/conversion |  |  |  | (1,198)
Fair value, Ending Balance |  |  | 0 |
Contingent Earnout Liability [Member] |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Fair value, Beginning Balance | 1 | 1 | 11 | 11
Change in fair value |  | (0) | 0 | 0
Change due to exchange/conversion | (0) | (0) |  | (0)
Fair value, Ending Balance | $ 1 | $ 1 | $ 11 | $ 11

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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