XML 98 R82.htm IDEA: XBRL DOCUMENT v3.22.1
Accumulated Other Comprehensive Loss - Schedule of Changes in the Components of AOCI (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Changes in the components of AOCI      
Beginning balance $ 5,337.1 $ 5,585.5 $ 5,287.5
Other comprehensive income (loss) before reclassifications   (5.7)  
Reclassification of realized transactions   1.1  
Other comprehensive income (loss), net of tax effect 5.6 (4.6) 0.4
Ending balance 5,894.8 5,337.1 5,585.5
Total      
Changes in the components of AOCI      
Beginning balance (26.2) (21.6) (20.7)
Other comprehensive income (loss) before reclassifications 4.7    
Reclassification of realized transactions 0.9    
Other comprehensive income (loss), net of tax effect 5.6 (4.6) 0.4
Ending balance (20.6) (26.2) (21.6)
Minimum Pension Liability      
Changes in the components of AOCI      
Beginning balance (13.4) (5.1)  
Other comprehensive income (loss) before reclassifications 6.9 (9.4)  
Reclassification of realized transactions 0.9 1.1  
Other comprehensive income (loss), net of tax effect 7.8 (8.3)  
Ending balance (5.6) (13.4) (5.1)
Foreign Currency      
Changes in the components of AOCI      
Beginning balance (12.8) (16.5)  
Other comprehensive income (loss) before reclassifications (2.2) 3.7  
Reclassification of realized transactions 0.0 0.0  
Other comprehensive income (loss), net of tax effect (2.2) 3.7  
Ending balance $ (15.0) $ (12.8) $ (16.5)