Amortizable Intangible Assets (Details) - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,252.0	$ 1,223.0
Accumulated Amortization	(405.6)	(387.3)
Net	846.4	835.7
Trade Names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	579.9	576.7
Accumulated Amortization	(153.3)	(145.2)
Net	426.6	431.5
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	506.3	480.5
Accumulated Amortization	(197.7)	(190.2)
Net	308.6	290.3
Patents
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	165.4	165.4
Accumulated Amortization	(54.3)	(51.7)
Net	111.1	113.7
Noncompete Agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	0.4	0.4
Accumulated Amortization	(0.3)	(0.2)
Net	$ 0.1	$ 0.2