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v3.19.3.a.u2

Debt (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Debt |
Summary of debt | ​
​ | ​ | ​ | ​ | ​ | ​
​ | December 31, | ​ | December 31,
​ | 2019 |  | 2018
​ | (in millions)
Unsecured revolving credit facility due September 30, 2021 | $ | 368.0 | ​ | $ | 925.0
Unsecured term loan due from March 31, 2020 to September 30, 2021 | ​ | 465.0 | ​ | ​ | 525.0
Senior unsecured notes due April 15, 2023 | ​ | 500.0 | ​ | ​ | 500.0
Senior unsecured notes due November 15, 2036 | ​ | 250.0 | ​ | ​ | 250.0
Other notes and revolving credit facilities | ​ | 13.3 | ​ | ​ | 14.2
Total | ​ | 1,596.3 | ​ | ​ | 2,214.2
Less: unamortized discount and debt issuance costs | ​ | (7.8) | ​ | ​ | (10.5)
Less: amounts due within one year and short-term borrowings | ​ | (64.9) | ​ | ​ | (65.2)
Total long-term debt | $ | 1,523.6 | ​ | $ | 2,138.5
Summary of aggregate maturities of long-term debt for each of the next five years and thereafter | ​
​ | ​ | ​
​ | (in millions)
2020 | $ | 64.9
2021 | ​ | 773.7
2022 | ​ | 0.3
2023 | ​ | 506.0
2024 | ​ | 0.3
Thereafter | ​ | 251.1
​ | $ | 1,596.3

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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 the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + 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 http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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