v3.25.3
Warrants - Narrative (FY) (Details) - USD ($)
$ / shares in Units, $ in Thousands
2 Months Ended 3 Months Ended 6 Months Ended
Oct. 22, 2024
Dec. 31, 2024
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2025
Oct. 01, 2024
Jun. 30, 2024
Dec. 31, 2023
Class of Warrant or Right [Line Items]                
Warrants (in shares)           18,645,997 0  
Warrant liability   $ 34,023 $ 22,996 $ 34,023 $ 22,996     $ 0
Public and private placement warrants                
Class of Warrant or Right [Line Items]                
Exercise price of warrant (in usd per share)           $ 11.5    
Public warrants                
Class of Warrant or Right [Line Items]                
Warrants (in shares)   11,240,688 11,240,688 11,240,688 11,240,688 11,499,997    
Exercise price of warrant (in usd per share)   $ 11.5 $ 11.5 $ 11.5 $ 11.5      
Warrant liability           $ 1,265    
Exercised (in shares)       259,309 0      
Proceeds from warrant exercises       $ 2,982        
Private placement warrants                
Class of Warrant or Right [Line Items]                
Warrants (in shares)   7,146,000 7,146,000 7,146,000 7,146,000 7,146,000    
Exercise price of warrant (in usd per share)   $ 11.5 $ 11.5 $ 11.5 $ 11.5      
Warrant liability   $ 16,793 $ 7,146 $ 16,793 $ 7,146 $ 786    
Exercised (in shares)       0 0      
Loss on change in fair value of warrants     $ (3,507) $ 16,007 $ (9,647)      
WTI Warrants                
Class of Warrant or Right [Line Items]                
Warrants (in shares)   2   2   0    
Exercise price of warrant (in usd per share) $ 10              
Warrant liability $ 15,690 $ 17,230   $ 17,230        
Exercised (in shares)       0        
Loss on change in fair value of warrants   $ 1,540            
Purchase price (in usd per share) $ 0.01              
Number of shares acquirable, numerator for calculation $ 10,000              
Threshold price of common stock (in usd per share) $ 10              
Threshold price of common stock, period 18 months              
Cash amount warrants may be exchanged for $ 15,000              
Right to participate in debt offering, maximum amount $ 5,000