Acquisitions Purchase Price Allocation of National Envelope (Details) (USD $)	3 Months Ended		9 Months Ended		0 Months Ended	9 Months Ended		9 Months Ended	0 Months Ended	9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013 National Envelope Acquisition [Member]	Sep. 28, 2013 National Envelope Acquisition [Member]	Sep. 16, 2013 National Envelope Acquisition [Member]	Sep. 28, 2013 Off-Market Favorable Lease [Member]	Sep. 16, 2013 Off-Market Favorable Lease [Member] National Envelope Acquisition [Member]	Sep. 28, 2013 Tax Expense [Member] National Envelope Acquisition [Member]
Business Acquisition [Line Items]
Cost of the acquisition of certain assets of National							$ 34,062,000
Business Acquisition, Cost of Acquired Entity, Equity Interests Issued and Issuable							6,000,000
Gain on bargain purchase	12,435,000	0	12,435,000	0		12,435,000				4,900,000
Other intangible assets									3,728,000
Finite-Lived Intangible Asset, Useful Life			12 years 0 months					20 years 0 months	20 years 0 months
Net sales of acquired since acquisition date					11,000,000
Income from operations of acquired since acquisition date					300,000
Property, plant and equipment							47,650,000
Total assets acquired							51,378,000
Current liabilities							2,345,000
Note payable							2,536,000
Total liabilities assumed							4,881,000
Net assets acquired							$ 46,497,000