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FAIR VALUE OF ASSETS AND LIABILITIES - Narrative (Details) - Total return swap related to deferred compensation plans - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative asset $ 26.6   $ 26.6    
Derivative liability         $ 9.4
Designated as Hedging Instrument          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative notional amount 581.3   581.3   421.2
Derivative asset 26.6   26.6    
Derivative liability         $ 9.4
Market valuation gain (loss) recognized $ 26.2 $ 15.8 $ 51.4 $ 32.6