v3.22.4
Accumulated Other Comprehensive Loss - Schedule of Changes in the Components of AOCI (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Dec. 31, 2022
Dec. 31, 2021
Changes in the components of AOCI              
Beginning balance $ 6,103.1 $ 5,977.9 $ 5,894.8 $ 5,702.9 $ 5,519.9 $ 5,894.8 $ 5,337.1
Other comprehensive (loss) income, net of tax effect (5.9) 5.0 4.0 1.1 1.8 3.1 2.9
Ending balance 6,311.6 6,103.1 5,977.9 5,803.3 5,702.9 6,311.6 5,803.3
Total              
Changes in the components of AOCI              
Beginning balance (11.6) (16.6) (20.6) (24.4) (26.2) (20.6) (26.2)
Other comprehensive income (loss) before reclassifications           2.8  
Reclassification of realized transactions           0.3  
Other comprehensive (loss) income, net of tax effect (5.9) 5.0 4.0 1.1 1.8 3.1  
Ending balance (17.5) $ (11.6) (16.6) $ (23.3) $ (24.4) (17.5) $ (23.3)
Minimum Pension Liability              
Changes in the components of AOCI              
Beginning balance     (5.6)     (5.6)  
Other comprehensive income (loss) before reclassifications           2.9  
Reclassification of realized transactions           0.3  
Other comprehensive (loss) income, net of tax effect           3.2  
Ending balance (2.4)         (2.4)  
Foreign Currency              
Changes in the components of AOCI              
Beginning balance     $ (15.0)     (15.0)  
Other comprehensive income (loss) before reclassifications           (0.1)  
Reclassification of realized transactions           0.0  
Other comprehensive (loss) income, net of tax effect           (0.1)  
Ending balance $ (15.1)         $ (15.1)