Business Combinations (Details) - USD ($) $ in Thousands	Oct. 01, 2014	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Business Acquisition [Line Items]
Purchase price allocation on goodwill		$ 277,650	$ 279,310	$ 286,655
Vermont Castings Group [Member] [Member]
Business Acquisition [Line Items]
Cash paid for acquisition	$ 62,200
Purchase price allocation on intangible assets, other than goodwill	24,900
Purchase price allocation on goodwill	$ 17,000
Vermont Castings Group [Member] [Member] | Minimum [Member]
Business Acquisition [Line Items]
Useful life	5 years
Vermont Castings Group [Member] [Member] | Maximum [Member]
Business Acquisition [Line Items]
Useful life	15 years