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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Goodwill and Other Intangible Assets - Changes in Carrying Value of Goodwill by Reportable Segment (Details) - USD ($)	3 Months Ended	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2020	Sep. 30, 2019
Goodwill [Roll Forward]
Balance, December 31, 2019		$ 1,260,100,000
Currency & other impacts		5,300,000
Impairment Charge	$ 0	(66,800,000)	$ (64,000,000.0)
Balance, September 30, 2020	1,198,600,000	1,198,600,000
Reportable segments \| Americas
Goodwill [Roll Forward]
Balance, December 31, 2019		535,600,000
Currency & other impacts		(1,300,000)
Balance, September 30, 2020	534,300,000	534,300,000
Reportable segments \| Southern Europe
Goodwill [Roll Forward]
Balance, December 31, 2019		144,800,000
Currency & other impacts		5,100,000
Balance, September 30, 2020	149,900,000	149,900,000
Reportable segments \| Northern Europe
Goodwill [Roll Forward]
Balance, December 31, 2019		374,600,000
Currency & other impacts		1,300,000
Impairment Charge		(66,800,000)
Balance, September 30, 2020	309,100,000	309,100,000
Reportable segments \| APME
Goodwill [Roll Forward]
Balance, December 31, 2019		79,100,000
Currency & other impacts		200,000
Balance, September 30, 2020	79,300,000	79,300,000
Corporate
Goodwill [Roll Forward]
Balance, December 31, 2019		126,000,000.0
Balance, September 30, 2020	$ 126,000,000.0	$ 126,000,000.0