Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jul. 01, 2017	Jul. 02, 2016
Income Tax Disclosure [Abstract]
Effective tax rate	31.00%	32.00%	29.00%	34.00%
Reduction for U.S. production activities	$ 0.9	$ 1.0	$ 1.8	$ 1.9
Effect of foreign adjustments	1.6	1.4	3.0	2.5
Provision for state income taxes, net of federal benefits	0.8	0.8	1.7	1.7
Income tax expense related to miscellaneous items	$ 0.2	$ 0.5	0.7	$ 1.7
Tax benefit of equity compensation deductions			1.7
Impact of investments in unconsolidated affiliates			$ 0.8