v3.25.4
Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Effective Income Tax Rate Reconciliation [Line Items]      
Loss before provision for income taxes $ (18,176) $ (26,015) $ (64,671)
Loss before provision for income taxes, percent 100.00% 100.00% 100.00%
U.S. federal taxes at statutory rate, amount $ (3,817) $ (5,463) $ (13,581)
U.S. federal taxes at statutory rate 21.00% 21.00% 21.00%
State taxes, net of federal benefit, amount [1] $ 184 $ (197) $ 16
State taxes, net of federal benefit [1] (1.01%) 0.76% (0.02%)
Change in valuation allowance, amount $ (924) $ (10,474) $ 11,329
Change in valuation allowance 5.09% 40.28% (17.51%)
Tax Credits - R&D, amount $ (826) $ (1,966) $ (2,841)
Tax Credits - R&D 4.54% 7.56% 4.39%
Effects of Cross-Border Tax Laws, amount $ 64 $ 387 $ 31
Effects of Cross-Border Tax Laws (0.35%) (1.49%) (0.05%)
Officer's Compensation, amount $ 482 $ 412 $ 684
Officer's Compensation (2.65%) (1.58%) (1.06%)
Share-Based Payments, amount $ 2,340 $ 4,359 $ 4,042
Share-Based Payments (12.87%) (16.76%) (6.25%)
Effects of Debt Exchange, amount $ 0 $ 1,667 $ 0
Effects of Debt Exchange 0.00% (6.41%) 0.00%
Other, amount $ 275 $ 400 $ 198
Other (1.51%) (1.54%) (0.31%)
Changes in Unrecognized Tax Benefits, amount $ 167 $ 8,761 $ 0
Changes in Unrecognized Tax Benefits (0.92%) (33.69%) 0.00%
Business Combination Impact, amount $ 0 $ 0 $ (785)
Business Combination Impact 0.00% 0.00% 1.21%
Other - Return to Provision Adjustment and True-Ups, amount $ (389) $ 1,515 $ (1,920)
Other - Return to Provision Adjustment and True-Ups 2.14% (5.82%) 2.97%
Imputed Interest, amount $ 893 $ 777 $ 883
Imputed Interest (4.91%) (2.99%) (1.37%)
Effective tax rate, amount $ 1,166 $ 1,015 $ 0
Effective tax rate (6.41%) (3.90%) 0.00%
Australia      
Effective Income Tax Rate Reconciliation [Line Items]      
Disallowed stock compensation, amount $ 569 $ 872 $ 842
Disallowed stock compensation (3.13%) (3.35%) (1.30%)
Statutory tax rate difference, amount $ (530) $ 373 $ 0
Statutory tax rate difference 2.91% (1.43%) 0.00%
Return to Provision Adjustment, amount $ 0 $ 378 $ 0
Return to Provision Adjustment 0.00% (1.45%) 0.00%
Change in valuation allowance, amount $ 1,496 $ (2,769) $ (1,770)
Change in valuation allowance (8.23%) 10.64% 2.74%
Tax Credits - R&D, amount $ (297) $ 0 $ 1,246
Tax Credits - R&D 1.63% 0.00% (1.93%)
Other, amount $ 122 $ 400 $ (172)
Other (0.67%) (1.54%) 0.27%
United Kingdom      
Effective Income Tax Rate Reconciliation [Line Items]      
Change in valuation allowance, amount $ 1,421 $ 1,444 $ 2,067
Change in valuation allowance (7.82%) (5.55%) (3.20%)
Foreign tax rate differentials, amount $ (231) $ 0 $ 0
Foreign tax rate differentials 1.27% 0.00% 0.00%
Other, amount $ 49 $ (196) $ (303)
Other (0.27%) 0.75% 0.47%
Other Foreign Jurisdictions      
Effective Income Tax Rate Reconciliation [Line Items]      
Foreign tax rate differentials, amount $ 118 $ 335 $ 34
Foreign tax rate differentials (0.65%) (1.29%) (0.05%)
[1] The states that contribute to the majority (greater than 50 percent) of the tax effect on this category include California and Texas for fiscal year 2025 and 2024. For fiscal year 2023, Texas is the only state that contributed to the majority of the tax effect on this category.