Accounts Receivable (Details) $ in Millions	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2020 USD ($) country	Jan. 01, 2020 USD ($)	Dec. 31, 2019 USD ($)
Valuation Allowance [Line Items]
Number of countries in which the entity operates | country				100
Accounts Receivable, Net, Current [Abstract]
Trade				$ 629.1		$ 595.4
Other				80.7		70.4
Total accounts receivable				709.8		665.8
Allowance for doubtful accounts	$ (30.2)	$ (10.1)	$ (10.1)	(30.7)		(30.2)
Retained earnings				407.5		457.4
Accounts receivable, net				$ 679.1		$ 635.6
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning of year	30.2	10.1	11.2
Provision for uncollectible accounts receivable(a)	14.6	22.8	1.4
Write offs and recoveries	(17.0)	(2.2)	(0.9)
Foreign currency exchange effects	0.6	(0.5)	(1.6)
End of year	30.7	30.2	$ 10.1
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-13
Accounts Receivable, Net, Current [Abstract]
Retained earnings					$ 2.3
Internal Loss AR Rebuild
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Provision for uncollectible accounts receivable(a)	$ 13.1	$ 19.2