Annual report [Section 13 and 15(d), not S-K Item 405]

Fair Value Measurements - Reconciliation of Recurring Level 3 Fair Value Measurements (Details)

v3.25.4
Fair Value Measurements - Reconciliation of Recurring Level 3 Fair Value Measurements (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Net asset (liability) balance at beginning of period $ (8.6) $ 15.9
Transfer of investment in BPC to acquisition purchase consideration 0.0 (24.9)
Change in fair value of Level 3 fair value measurements 3.7 0.4
Munger liability settled in cash 4.9 0.0
Net asset (liability) balance at end of period $ 0.0 $ (8.6)