Acquisitions Purchase Price Allocation of EPG (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended				3 Months Ended		12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011	Dec. 31, 2011 Envelope Product Group Acquisition [Member]	Apr. 02, 2011 Original Price [Member] Envelope Product Group Acquisition [Member]	Feb. 01, 2011 Original Price [Member] Envelope Product Group Acquisition [Member]	Dec. 31, 2011 Adjustments to Price [Member] Envelope Product Group Acquisition [Member]
Business Acquisition, Purchase Price Allocation [Abstract]
Accounts receivable, net				$ 29,817		$ 29,817	$ 0
Inventories				21,893		21,352	541
Prepaid and other current assets				386		386	0
Property, plant and equipment, net				38,388		37,982	406
Other intangible assets, net				1,500		1,500	0
Other assets, net				2,240		2,240	0
Total assets acquired				94,224		93,277	947
Current liabilities				25,583		25,340	243
Other liabilities				1,763		1,763	0
Total liabilities assumed				27,346		27,103	243
Net assets acquired				66,878		66,174	704
Cost of EPG acquisition				55,158		55,635	(477)
Gain on bargain purchase	$ 0	$ 11,720	$ 0	$ 11,720	$ 10,539		$ 1,181