Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Dec. 25, 2016	Dec. 27, 2015
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	$ 569,500	$ 531,407
Less accumulated depreciation	383,713	363,601
Net property, plant and equipment less tools, dies and molds	185,787	167,806
Tools, dies and molds, net of accumulated depreciation	81,611	69,721
Net property, plant and equipment	267,398	237,527
Land and Improvements [Member]
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	3,096	3,954
Buildings and Improvements [Member]
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	175,684	176,982
Machinery, Equipment and Software [Member]
Components of property, plant and equipment [Abstract]
Gross property, plant and equipment	$ 390,720	$ 350,471