Acquired Intangible Assets and Goodwill (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
Balance	$ 25,285	$ 25,397
Impairment losses	(13,187)
Foreign currency translation adjustment	(81)	(112)
Balance	12,017	25,285
Sporting Goods [Member]
Balance	12,017	12,017
Impairment losses	0
Foreign currency translation adjustment	0	0
Balance	12,017	12,017
Information Security and Printing Finishing [Member]
Balance	13,268	13,380
Impairment losses	(13,187)
Foreign currency translation adjustment	(81)	(112)
Balance	$ 0	$ 13,268