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Income Taxes - Summary of Deferred tax (liabilities) assets (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Deferred tax assets: |  |
Net operating loss carryforwards | $ 185 | $ 188
Deferred revenue | 185 | 268
Stock based compensation | 208 | 385
Accrual and reserves | 180 | 251
Research and development credits | 251 | 262
Other | 179 | 156
Depreciation and amortization | 2,004 | 1,450
Lease liability | 17 | 38
Total gross deferred tax assets | 3,209 | 2,998
Less valuation allowance |  | 0
Net deferred tax assets | 3,209 | 2,998
Deferred tax liabilities: |  |
Right of use assets | (16) | (36)
Change in fair value of digital assets | (5,958) | 0
Total deferred tax liabilities | (5,974) | (36)
Net deferred tax (liabilities) | $ (2,765) |
Net deferred tax assets |  | $ 2,962

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