Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jul. 01, 2018	Jun. 30, 2019	Jul. 01, 2018
Income Taxes [Abstract]
Provision for taxes on income	$ 5.1	$ 10.3	$ 14.4	$ 19.6
Effective income tax rate	15.80%	18.90%
Amount of unrecognized tax benefits	$ 15.5		15.5
Unrecognized tax benefits that would impact effective tax rate	11.9		11.9
Unrecognized tax benefits, net decrease in penalties and interest expenses	(0.1)		(0.2)
Unrecognized tax benefits, accrued interest and penalties	$ 2.8		$ 2.8