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Borrowings - Schedule of Maturities of Long-term Debt (Details)
$ in Millions
Jun. 30, 2015
USD ($)
Debt Disclosure [Abstract]  
Remainder of 2015 $ 19.6
2016 36.7
2017 29.6
2018 28.4
2019 27.7
Thereafter 3,500.2
Long-term debt $ 3,642.2