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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Statement of Comprehensive Income [Abstract]        
Unrealized gain (loss) arising during the period, tax provision $ (4.7) $ (9.8) $ (8.5) $ (26.1)
Tax (provision) benefit of reclassification adjustment (2.1) (0.4) (5.8) 0.5
Reclassification of de-designated interest rate swaps net of tax provision $ 0.0 $ 0.0 $ (1.0) $ 0.0