Consolidated Statements Of Equity (USD $) In Thousands	Common Stock [Member]	Additional Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income [Member]	Non-Controlling Interests [Member]	Total
Balance at Dec. 26, 2010	$ 4,384	$ 407,383	$ 230,837	$ (71,520)	$ 10,470		$ 581,554
Balance, Shares at Dec. 26, 2010	43,843			4,036
Net loss			(66,569)			(57)	(66,626)
Exercise of stock-based compensation and awards released	40	2,170					2,210
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 gains 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					3,540	2	3,542
Balance at Dec. 25, 2011	4,424	418,211	164,268	(71,520)	12,741	1,216	529,340	[1]
Balance, Shares at Dec. 25, 2011	44,241			4,036
Net loss			(10,991)			(279)	(11,270)
Exercise of stock-based compensation and awards released	19	502					521
Exercise of stock-based compensation and awards released, Shares	193
Tax benefit on stock-based compensation		(186)					(186)
Stock-based compensation expense		1,867					1,867
Deferred compensation plan		187					187
Amortization of pension plan actuarial losses, net of tax					71		71
Change in realized and unrealized gains on derivative hedges, net of tax					(592)		(592)
Foreign currency translation adjustment					4,102	22	4,124
Balance at Mar. 25, 2012	$ 4,443	$ 420,581	$ 153,277	$ (71,520)	$ 16,322	$ 959	$ 524,062
Balance, Shares at Mar. 25, 2012	44,434			4,036

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