Goodwill and Other Intangible Assets (Goodwill by Reportable Segment) (Details) $ in Thousands	9 Months Ended
	Sep. 26, 2015 USD ($)
Goodwill [Roll Forward]
Balance as of the year ended	$ 175,542
Foreign currency translation	(204)
Balance as of the period ended	175,338
Envelope [Member]
Goodwill [Roll Forward]
Balance as of the year ended	23,433
Foreign currency translation	0
Balance as of the period ended	23,433
Print [Member]
Goodwill [Roll Forward]
Balance as of the year ended	42,832
Foreign currency translation	(204)
Balance as of the period ended	42,628
Label [Member]
Goodwill [Roll Forward]
Balance as of the year ended	109,277
Foreign currency translation	0
Balance as of the period ended	$ 109,277