Capital Assets (Property and Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 29, 2014	Sep. 28, 2013
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 209,625	$ 202,321
Less accumulated depreciation	(128,321)	(123,922)
Property and equipment, net	81,304	78,399
Goodwill	16,469	16,624
Land and improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,713	1,713
Building and improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	53,886	54,823
Machinery and equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 154,026	$ 145,785