Consolidated Statements Of Equity (USD $) In Thousands	Total		Common Stock [Member]	Additional Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income [Member]	Non-Controlling Interests [Member]
Balance at Dec. 26, 2010	$ 581,554		$ 4,384	$ 407,383	$ 230,837	$ (71,520)	$ 10,470	$ 0
Balance, shares at Dec. 26, 2010			43,843			4,036
Net loss	(66,626)				(66,569)			(57)
Exercise of stock-based compensation and awards released	2,210		40	2,170
Exercise of stock-based compensation and awards released, shares			398
Tax benefit on stock-based compensation	77			77
Stock-based compensation expense	7,408			7,408
Deferred compensation plan	1,173			1,173
Non-controlling interests of acquired entities	1,271							1,271
Amortization of pension plan actuarial losses, net of tax	137						137
Change in realized and unrealized losses on derivative hedges, net of tax	1,165						1,165
Recognized loss on pension, net of tax	(2,571)						(2,571)
Foreign currency translation adjustment	3,542						3,540	2
Balance at Dec. 25, 2011	529,340	[1]	4,424	418,211	164,268	(71,520)	12,741	1,216
Balance, shares at Dec. 25, 2011			44,241			4,036
Net loss	(110,841)				(110,486)			(355)
Exercise of stock-based compensation and awards released	922		36	886
Exercise of stock-based compensation and awards released, shares			359
Tax benefit on stock-based compensation	(424)			(424)
Stock-based compensation expense	3,822			3,822
Deferred compensation plan	670			670
Amortization of pension plan actuarial losses, net of tax	210						210
Change in realized and unrealized losses on derivative hedges, net of tax	(801)						(801)
Foreign currency translation adjustment	(771)						(780)	9
Balance at Sep. 23, 2012	$ 422,127		$ 4,460	$ 423,165	$ 53,782	$ (71,520)	$ 11,370	$ 870
Balance, shares at Sep. 23, 2012			44,600			4,036

[1] Derived from the Company’s audited Consolidated Financial Statements at December 25, 2011.