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v3.22.4

Debt (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Debt |
Summary of debt | ​
​ | ​ | ​ | ​ | ​ | ​
​ | December 31, | ​ | December 31,
​ | 2022 |  | 2021
​ | (in millions)
Unsecured revolving credit facility maturing September 3, 2025 | $ | — | ​ | $ | —
Senior unsecured notes, interest payable semi-annually at 4.50%, effective rate of 4.63%, redeemed on January 15, 2023 | ​ | 500.0 | ​ | ​ | 500.0
Senior unsecured notes, interest payable semi-annually at 1.30%, effective rate of 1.53%, maturing August 15, 2025 | ​ | 400.0 | ​ | ​ | 400.0
Senior unsecured notes, interest payable semi-annually at 2.15%, effective rate of 2.27%, maturing August 15, 2030 | ​ | 500.0 | ​ | ​ | 500.0
Senior unsecured notes, interest payable semi-annually at 6.85%, effective rate of 6.91%, maturing November 15, 2036 | ​ | 250.0 | ​ | ​ | 250.0
Other notes and revolving credit facilities | ​ | 9.6 | ​ | ​ | 12.4
Total | ​ | 1,659.6 | ​ | ​ | 1,662.4
Less: unamortized discount and debt issuance costs | ​ | (12.0) | ​ | ​ | (15.4)
Less: amounts due within one year and short-term borrowings | ​ | (508.2) | ​ | ​ | (5.0)
Total long-term debt | $ | 1,139.4 | ​ | $ | 1,642.0
​
Summary of aggregate maturities of long-term debt for each of the next five years and thereafter | ​
​ | ​ | ​
​ | (in millions)
2023 | $ | 508.2
2024 | ​ | 0.3
2025 | ​ | 400.3
2026 | ​ | 0.4
2027 | ​ | 0.4
Thereafter | ​ | 750.0
​ | $ | 1,659.6

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=123465755&loc=d3e1835-112601 + Details
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