v3.26.1
Fair Value Measurements and Derivative Instruments - Financial Assets and Liabilities at Fair Value (Details) - USD ($)
$ / shares in Units, $ in Thousands
Jun. 30, 2026
May 05, 2026
May 04, 2026
Dec. 31, 2025
Assets:        
Total assets, measured at fair value $ 17,289     $ 19,103
Liabilities:        
Other earnout shares 6,827     8,929
Total liabilities, measured at fair value 17,556     17,742
Money market funds        
Assets:        
Money market funds 17,289     19,103
Related party        
Liabilities:        
Other earnout shares 1,664 $ 2,000   2,184
Unissued shares of common stock - related party 2,760      
Polar warrants        
Liabilities:        
Polar warrants $ 7,969     $ 8,813
Exercise price (in dollars per share) $ 3.00 $ 3.00 $ 5.00 $ 5.00
Level 1        
Assets:        
Total assets, measured at fair value $ 17,289     $ 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 17,289     19,103
Level 1 | Related party        
Liabilities:        
Unissued shares of common stock - related party 0      
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 2,760     0
Level 2 | Money market funds        
Assets:        
Money market funds 0     0
Level 2 | Related party        
Liabilities:        
Unissued shares of common stock - related party 2,760      
Level 2 | Polar warrants        
Liabilities:        
Polar warrants 0     0
Level 3        
Assets:        
Total assets, measured at fair value 0     0
Liabilities:        
Other earnout shares 6,827     8,929
Total liabilities, measured at fair value 14,796     17,742
Level 3 | Money market funds        
Assets:        
Money market funds 0     0
Level 3 | Related party        
Liabilities:        
Unissued shares of common stock - related party 0      
Level 3 | Polar warrants        
Liabilities:        
Polar warrants $ 7,969     $ 8,813