Goodwill and Intangibles - Intangibles (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	Nov. 02, 2016	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Intangible assets subject to amortization
Gross Carrying Amount		$ 335.6	$ 334.0	$ 335.6
Accumulated Amortization		(187.7)	(205.0)	(187.7)
Net Carrying Amount		147.9	129.0	147.9
Indefinite-lived intangible assets
Indefinite-lived intangible assets		37.3	36.2	37.3
Intangible assets
Gross Carrying Amount		372.9	370.2	372.9
Net Carrying Amount		185.2	$ 165.2	185.2
Finite-lived intangible asset impairment					$ 0.1
Estimated useful lives			12 years 1 month 6 days
Aggregate amortization expense for amortized intangible assets			$ 19.6	22.5	20.8
Amortization expense
2019			17.2
2020			16.2
2021			14.6
2022			13.5
2023			11.6
Patents
Intangible assets subject to amortization
Gross Carrying Amount		16.1	16.1	16.1
Accumulated Amortization		(15.4)	(15.8)	(15.4)
Net Carrying Amount		0.7	$ 0.3	0.7
Intangible assets
Estimated useful lives			3 years 3 months 18 days
Customer relationships
Intangible assets subject to amortization
Gross Carrying Amount		233.2	$ 232.9	233.2
Accumulated Amortization		(133.5)	(146.9)	(133.5)
Net Carrying Amount		99.7	$ 86.0	99.7
Intangible assets
Estimated useful lives			11 years
Technology
Intangible assets subject to amortization
Gross Carrying Amount		53.9	$ 54.6	53.9
Accumulated Amortization		(23.1)	(27.3)	(23.1)
Net Carrying Amount		30.8	$ 27.3	30.8
Intangible assets
Estimated useful lives			7 years 2 months 12 days
Trade name
Intangible assets subject to amortization
Gross Carrying Amount		25.5	$ 26.1	25.5
Accumulated Amortization		(9.7)	(11.5)	(9.7)
Net Carrying Amount		15.8	$ 14.6	15.8
Intangible assets
Estimated useful lives			13 years 8 months 12 days
Other
Intangible assets subject to amortization
Gross Carrying Amount		6.9	$ 4.3	6.9
Accumulated Amortization		(6.0)	(3.5)	(6.0)
Net Carrying Amount		0.9	$ 0.8	$ 0.9
Intangible assets
Estimated useful lives			19 years 1 month 6 days
Americas | Technology
Intangible assets
Finite-lived intangible asset impairment		$ 1.0
Europe
Intangible assets
Indefinite-lived intangible asset impairment					$ 0.4
PVI Riverside Holdings, Inc Member | Customer relationships
Intangible assets
Estimated useful lives	15 years
PVI Riverside Holdings, Inc Member | Technology
Intangible assets
Estimated useful lives	10 years
PVI Riverside Holdings, Inc Member | Trade name
Intangible assets
Estimated useful lives	20 years