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v3.25.1

Debt - Summary (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Debt |  |
Total | $ 1,481.1 | $ 1,151.1
Less: unamortized discount and debt issuance costs | (8.1) | (8.6)
Less: amounts due within one year | (399.9) | (399.7)
Total long-term debt | 1,073.1 | 742.8
Unsecured revolving credit facility maturing September 10, 2029 |  |
Debt |  |
Total | 330.0 | 0.0
Senior unsecured notes, interest payable semi-annually at 1.30%, effective rate of 1.53%, maturing August 15, 2025 |  |
Debt |  |
Total | $ 400.0 | $ 400.0
Semi-annual rate (as a percent) | 1.30% | 1.30%
Effective rate (as a percent) | 1.53% | 1.53%
Senior unsecured notes, interest payable semi-annually at 2.15%, effective rate of 2.27%, maturing August 15, 2030 |  |
Debt |  |
Total | $ 500.0 | $ 500.0
Semi-annual rate (as a percent) | 2.15% | 2.15%
Effective rate (as a percent) | 2.27% | 2.27%
Senior unsecured notes, interest payable semi-annually at 6.85%, effective rate of 6.91%, maturing November 15, 2036 |  |
Debt |  |
Total | $ 250.0 | $ 250.0
Semi-annual rate (as a percent) | 6.85% | 6.85%
Effective rate (as a percent) | 6.91% | 6.91%
Other notes |  |
Debt |  |
Total | $ 1.1 | $ 1.1

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