XML 53 R42.htm IDEA: XBRL DOCUMENT v3.22.2
Debt - Unamortized Discount and Debt Issuance Costs (Details) - USD ($)
$ in Millions
Jun. 30, 2022
Mar. 31, 2022
Debt Instrument [Line Items]    
Total unamortized discount $ (15.9) $ (124.6)
Total debt issuance costs (23.8) (25.2)
Senior Indebtedness | 4.333% 2023 Notes    
Debt Instrument [Line Items]    
Total unamortized discount (1.1) (1.3)
Total debt issuance costs (2.2) (2.9)
Senior Indebtedness | 2.670% 2023 Notes    
Debt Instrument [Line Items]    
Total unamortized discount (1.1) (1.3)
Total debt issuance costs (0.6) (0.8)
Senior Indebtedness | 0.972% 2024 Notes    
Debt Instrument [Line Items]    
Total unamortized discount (2.2) (2.5)
Total debt issuance costs (1.1) (1.3)
Senior Indebtedness | 0.983% 2024 Notes    
Debt Instrument [Line Items]    
Total unamortized discount (2.0) (2.2)
Total debt issuance costs (1.2) (1.4)
Senior Indebtedness | 4.250% 2025 Notes    
Debt Instrument [Line Items]    
Total unamortized discount (9.5) (10.2)
Total debt issuance costs (1.2) (1.3)
Senior Convertible Debt | 2015 Senior Convertible Debt    
Debt Instrument [Line Items]    
Total unamortized discount 0.0 (3.7)
Total debt issuance costs (0.2) (0.1)
Senior Convertible Debt | 2017 Senior Convertible Debt    
Debt Instrument [Line Items]    
Total unamortized discount 0.0 (23.4)
Total debt issuance costs (0.6) (0.6)
Senior Convertible Debt | 2020 Senior Convertible Debt    
Debt Instrument [Line Items]    
Total unamortized discount 0.0 (75.3)
Total debt issuance costs (6.5) (6.2)
Junior Convertible Debt | 2017 Junior Convertible Debt    
Debt Instrument [Line Items]    
Total unamortized discount 0.0 (4.7)
Total debt issuance costs $ (0.1) $ 0.0