v3.25.2
Related party transactions - Related Party Fees (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Related Party Transaction [Line Items]        
Management, advisory and performance fees to related parties $ 1.1 $ 1.9 $ 2.0 $ 4.0
Management and advisory fees        
Related Party Transaction [Line Items]        
Management, advisory and performance fees to related parties 1.3 1.9 2.4 3.6
Performance fees        
Related Party Transaction [Line Items]        
Management, advisory and performance fees to related parties $ (0.2) $ 0.0 $ (0.4) $ 0.4