Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Long-Term Debt (Tables)

v3.22.1
Long-Term Debt (Tables)
12 Months Ended
Mar. 31, 2022
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
31 March
(Millions of US dollars) 2022 2021
Senior unsecured notes:
Principal amount 3.625% notes due 2026 (€400.0 million)
$ 446.4  $ 468.3 
Principal amount 5.000% notes due 2028
400.0  400.0 
Total 846.4  868.3 
Unsecured revolving credit facility 40.0  — 
Unamortized debt issuance costs: (9.1) (9.7)
Total Long-term debt $ 877.3  $ 858.6 
Weighted average interest rate of Long-term debt 4.2  % 4.3  %
Weighted average term of available Long-term debt
5.0 years
4.5 years
Fair value of Senior unsecured notes (Level 1)
$ 845.1  $ 904.7