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v3.25.4

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Deferred tax assets: |  |
Net operating loss carryforwards | $ 22,447 | $ 22,552
Stock-based compensation | 449 | 243
Capitalized research expenses | 0 | 2,318
Research and development credits | 978 | 981
Operating lease liability | 891 | 2,492
Accrued expenses | 680 | 772
Other | 130 | 704
Total deferred tax assets | 25,575 | 30,062
Deferred tax liabilities: |  |
Property and equipment | (1,715) | (422)
Amortization of intangibles | (1,629) | (1,589)
Sale of passenger business | (2,501) | 0
Operating right-of-use asset | (837) | (2,370)
Total deferred tax liabilities | (6,682) | (4,381)
Total net deferred tax assets, before valuation allowance | 18,893 | 25,681
Less: valuation allowance | (19,241) | (25,681)
Deferred tax liabilities, net of valuation allowance | $ (348) | $ 0

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