v3.26.1
Share-Based Compensation - Restricted Stock Units (FY) (Details) - Unvested restricted stock units - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Number of shares      
Unvested balance, Beginning 50,000 7,093  
Granted   60,000  
Vested (25,000) (16,825)  
Forfeited   (268)  
Unvested balance, Ending 25,000 50,000  
Weighted average grant date fair value      
Unvested balance, Weighted average grant date fair value, Beginning $ 11.7 $ 10.52 $ 44.8
Granted, Weighted average grant date fair value   11.7  
Vested, Weighted average grant date fair value 11.7 27.92  
Forfeited, Weighted average grant date fair value   90.4  
Unvested balance, Weighted average grant date fair value, Ending $ 11.7 $ 10.52  
Total unrecognized expense $ 0.2 $ 0.3  
Weighted-average remaining contractual term   1 year