Property, Plant and Equipment (Narrative) (Details) (USD $)	6 Months Ended		3 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Mar. 30, 2013 Label and Packaging [Member] Building and building improvements [Member] facility	Mar. 30, 2013 Label and Packaging [Member] Machinery and equipment [Member]	Jun. 29, 2013 Envelope [Member] Building and building improvements [Member] facility
Property, Plant and Equipment [Line Items]
Number of manufacturing facilities sold (facility)			1		1
Sale leaseback transaction, net book value			$ 3,700,000
Sale leaseback transaction, net proceeds			6,300,000
Sale leaseback transaction, deferred gain			2,600,000
Proceeds from insurance settlement				4,400,000
Gain on insurance claim	0	2,670,000		2,700,000
Proceeds from sale of property, plant and equipment	$ 320,000	$ 7,561,000			$ 1,700,000