Segment Information (Schedule of Segment Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2015	Mar. 29, 2014	Dec. 27, 2014
Segment Information [Line Items]
Net sales	$ 475,105	$ 490,119
Operating income (loss)	18,195	10,072
Restructuring and other charges	4,354	5,947
Depreciation and intangible asset amortization	14,688	16,061
Intercompany sales	8,015	4,896
Total assets	1,135,507		$ 1,157,891
Envelope [Member]
Segment Information [Line Items]
Net sales	227,410	241,671
Operating income (loss)	14,840	9,806
Restructuring and other charges	2,792	3,017
Depreciation and intangible asset amortization	4,903	5,154
Intercompany sales	1,812	1,532
Total assets	440,746		449,819
Print [Member]
Segment Information [Line Items]
Net sales	128,166	128,397
Operating income (loss)	2,373	1,240
Restructuring and other charges	1,037	2,006
Depreciation and intangible asset amortization	4,452	5,700
Intercompany sales	3,864	1,188
Total assets	286,033		291,892
Label and Packaging [Member]
Segment Information [Line Items]
Net sales	119,529	120,051
Operating income (loss)	9,405	10,193
Restructuring and other charges	423	291
Depreciation and intangible asset amortization	4,363	3,876
Intercompany sales	2,339	2,176
Total assets	353,550		355,325
Corporate [Member]
Segment Information [Line Items]
Operating income (loss)	(8,423)	(11,167)
Restructuring and other charges	102	633
Depreciation and intangible asset amortization	970	1,331
Total assets	55,178		$ 60,855
Envelope [Member]
Segment Information [Line Items]
Net sales	227,410	241,671
Print [Member]
Segment Information [Line Items]
Net sales	128,166	128,397
Label [Member]
Segment Information [Line Items]
Net sales	80,167	78,686
Packaging [Member]
Segment Information [Line Items]
Net sales	$ 39,362	$ 41,365