Subsequent Events - Extinguishment of Debt (Details) - Secured Debt - USD ($) $ in Millions	Jul. 01, 2019	Feb. 15, 2019
Senior Secured Incremental Term Loan Facility
Subsequent Event [Line Items]
Debt extinguished		$ 340.1
Subsequent Event
Subsequent Event [Line Items]
Debt extinguished	$ 495.3
Subsequent Event | Senior Secured Term Loan Facility
Subsequent Event [Line Items]
Debt extinguished	147.0
Subsequent Event | Senior Secured Incremental Term Loan Facility
Subsequent Event [Line Items]
Debt extinguished	$ 348.3