v3.26.1
Fair Value Measurements and Derivative Instruments - Financial Assets and Liabilities at Fair Value (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Assets:    
Total assets, measured at fair value $ 4,168 $ 19,103
Liabilities:    
Other earnout shares 8,401 8,929
Total liabilities, measured at fair value 16,745 17,742
Money market funds    
Assets:    
Money market funds 4,168 19,103
Related party    
Liabilities:    
Other earnout shares 2,048 2,184
Polar warrants    
Liabilities:    
Polar warrants 8,344 8,813
Level 1    
Assets:    
Total assets, measured at fair value 4,168 19,103
Liabilities:    
Other earnout shares 0 0
Total liabilities, measured at fair value 0 0
Level 1 | Money market funds    
Assets:    
Money market funds 4,168 19,103
Level 1 | Polar warrants    
Liabilities:    
Polar warrants 0 0
Level 2    
Assets:    
Total assets, measured at fair value 0 0
Liabilities:    
Other earnout shares 0 0
Total liabilities, measured at fair value 0 0
Level 2 | Money market funds    
Assets:    
Money market funds 0 0
Level 2 | Polar warrants    
Liabilities:    
Polar warrants 0 0
Level 3    
Assets:    
Total assets, measured at fair value 0 0
Liabilities:    
Other earnout shares 8,401 8,929
Total liabilities, measured at fair value 16,745 17,742
Level 3 | Money market funds    
Assets:    
Money market funds 0 0
Level 3 | Polar warrants    
Liabilities:    
Polar warrants $ 8,344 $ 8,813