Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Dec. 30, 2018	Dec. 31, 2017
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	$ 640,967	$ 602,499
Less accumulated depreciation	462,710	422,052
Net property, plant and equipment less tools, dies and molds	178,257	180,447
Tools, dies and molds, net of accumulated depreciation	78,216	79,263
Net property, plant and equipment	256,473	259,710
Land and Improvements [Member]
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	3,243	3,350
Buildings and Improvements [Member]
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	191,096	193,940
Machinery, Equipment and Software [Member]
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	$ 446,628	$ 405,209