Goodwill and Intangibles - Intangibles (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019	Dec. 31, 2019
Intangible assets subject to amortization
Gross Carrying Amount	$ 335.6		$ 335.6		$ 336.1
Accumulated Amortization	(228.1)		(228.1)		(220.5)
Net Carrying Amount	107.5		107.5		115.6
Indefinite-lived intangible assets
Indefinite-lived intangible assets	35.9		35.9		35.8
Intangible assets
Gross Carrying Amount	371.5		371.5		371.9
Net Carrying Amount	143.4		143.4		151.4
Aggregate amortization expense for amortized intangible assets	3.8	$ 3.9	7.6	$ 7.8
Patents
Intangible assets subject to amortization
Gross Carrying Amount	16.1		16.1		16.1
Accumulated Amortization	(15.9)		(15.9)		(15.9)
Net Carrying Amount	0.2		0.2		0.2
Customer relationships
Intangible assets subject to amortization
Gross Carrying Amount	232.5		232.5		232.8
Accumulated Amortization	(160.9)		(160.9)		(156.3)
Net Carrying Amount	71.6		71.6		76.5
Technology
Intangible assets subject to amortization
Gross Carrying Amount	56.8		56.8		56.9
Accumulated Amortization	(33.8)		(33.8)		(31.6)
Net Carrying Amount	23.0		23.0		25.3
Trade name
Intangible assets subject to amortization
Gross Carrying Amount	25.9		25.9		26.0
Accumulated Amortization	(13.8)		(13.8)		(13.1)
Net Carrying Amount	12.1		12.1		12.9
Other
Intangible assets subject to amortization
Gross Carrying Amount	4.3		4.3		4.3
Accumulated Amortization	(3.7)		(3.7)		(3.6)
Net Carrying Amount	$ 0.6		$ 0.6		$ 0.7