Discontinued Operations (Selected Financial Information Included In Earnings) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended					9 Months Ended				12 Months Ended
	Sep. 23, 2012		Jun. 24, 2012	Sep. 25, 2011		Sep. 23, 2012		Sep. 25, 2011		Dec. 25, 2011
Discontinued Operations and Disposal Groups [Abstract]
Net revenue	$ 2,808			$ 3,077		$ 10,504		$ 8,985
Gross profit	355			532		1,431		1,329
Selling, general, and administrative expenses	752			1,055		2,416		3,090
Restructuring expenses	0			113		0		113
Intangible impairment	770		672	0		1,442		0		2,800
Goodwill impairment	0			0		370		0
Operating loss	(1,167)			(636)		(2,797)		(1,874)
Loss from discontinued operations before income taxes	(1,167)			(636)		(2,797)		(1,874)
Loss from discontinued operations, net of tax	$ (1,167)	[1]		$ (1,069)	[1]	$ (2,797)	[1]	$ (1,874)	[1]

[1] As this business is located in the U.S. and a full valuation allowance is recorded in the U.S., there is no tax impact on the loss from discontinued operations for the three and nine months ended September 23, 2012, and the nine months ended September 25, 2011.