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Long-Term Debt - Schedule of Long Term Debt (Details) € in Millions, $ in Millions	Sep. 30, 2019 USD ($)	Sep. 30, 2019 EUR (€)	Jun. 03, 2019 USD ($)	Jun. 03, 2019 EUR (€)	Dec. 31, 2018 USD ($)
Debt Instrument [Line Items]
Long-term debt	$ 530.8				$ 506.5
Less deferred financing costs, net	(10.2)				(7.2)
Less current portion (First Lien)	(5.4)				(4.4)
Long-term debt	515.2				494.9
Dollar Denominated Line of Credit \| First Lien Term Loan B
Debt Instrument [Line Items]
Long-term debt					$ 253.6
Debt instrument, interest rate, stated percentage					5.77%
Dollar Denominated Line of Credit \| First Lien Term Facility
Debt Instrument [Line Items]
Long-term debt			$ 378.2
Euro Denominated Line of Credit \| First Lien Term Loan B
Debt Instrument [Line Items]
Long-term debt					$ 172.4
Debt instrument, interest rate, stated percentage					4.25%
Euro Denominated Line of Credit \| First Lien Term Facility
Debt Instrument [Line Items]
Long-term debt		€ 140.0	$ 152.6	€ 140.0
Line of Credit \| Second Lien Term Loan
Debt Instrument [Line Items]
Long-term debt					$ 80.5
Debt instrument, interest rate, stated percentage					9.71%
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Long-term debt	$ 0.0