v3.26.1
DERIVATIVES AND HEDGING TRANSACTIONS - Schedule of Amounts on the Consolidated Balance Sheet Related to Cumulative Basis Adjustments for Fair Value Hedges (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Fair value company's outstanding derivatives    
Carrying amount of the hedged liabilities $ 231.4 $ 262.0
Interest rate swap agreements | Fair Value Hedges | Location, Statement of Financial Position, Balance [Axis]: us-gaap:DebtCurrent    
Fair value company's outstanding derivatives    
Carrying amount of the hedged liabilities 248.2 0.0
Cumulative amount of the fair value hedging adjustment included in the carrying amount of the hedged liabilities (1.8) 0.0
Interest rate swap agreements | Fair Value Hedges | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermDebtAndCapitalLeaseObligations    
Fair value company's outstanding derivatives    
Carrying amount of the hedged liabilities 1,175.2 1,424.4
Cumulative amount of the fair value hedging adjustment included in the carrying amount of the hedged liabilities $ (77.7) $ (78.0)