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Debt - Summary (Details) - USD ($) $ in Millions | Mar. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Debt |  |
Total | $ 2,146.6 | $ 1,942.1
Less: unamortized discount and debt issuance costs | (12.5) | (13.4)
Less: amounts due within one year and short-term borrowings | (493.8) | (500.8)
Total long-term debt | 1,640.3 | 1,427.9
Unsecured revolving credit facility due April 4, 2018 |  |
Debt |  |
Total | 556.0 | 332.0
Unsecured term loan due from June 30, 2016 to April 4, 2018 |  |
Debt |  |
Total | 386.3 | 398.8
Senior unsecured notes due November 15, 2016 |  |
Debt |  |
Total | 350.0 | 350.0
Senior unsecured notes due April 15, 2023 |  |
Debt |  |
Total | 500.0 | 500.0
Senior unsecured notes due November 15, 2036 |  |
Debt |  |
Total | 250.0 | 250.0
Other notes and revolving credit facilities |  |
Debt |  |
Total | $ 104.3 | $ 111.3

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