Summary of Significant Accounting Policies (Details) $ / shares in Units, $ in Millions			3 Months Ended
	Nov. 02, 2016 $ / shares shares	Oct. 14, 2016	Mar. 31, 2017 USD ($)	Mar. 31, 2016 USD ($)	Mar. 22, 2017 $ / shares	Dec. 31, 2016 USD ($)
Dividend declaration
Dividends declared | $ / shares					$ 0.12
Cash and Cash Equivalents [Abstract]
Restricted cash | $			$ 3.2			$ 3.1
Accounts receivable
Allowance for doubtful accounts | $			12.9			$ 12.3
Selling, general and administrative
Foreign currency translation and transactions
Transaction gain (loss) included in selling, general and administrative expense | $			$ 2.3	$ 1.9
VIE
Variable interest entities
Ownership percentage			40.00%
Class of Stock, Common
Initial public offering
Shares converted	11,556,495
Debt converted	22,791,852
Stock split		9
Class of Stock, Common | Initial public offering
Initial public offering
Shares issued	19,333,333
Share price (in dollars per share) | $ / shares	$ 17.00
Class of Stock, Common | Over-allotment option
Initial public offering
Shares issued	2,899,999
Share price (in dollars per share) | $ / shares	$ 17.00
Magnus
Initial public offering
Controlling interest, as a percent	53.10%
Magnus | Class of Stock, Common
Initial public offering
Shares purchased by Magnus	14,818,720
Convertible debt
Initial public offering
Interest rate (as a percent)		7.50%