Condensed Consolidated Statement of Shareholders' Equity (Unaudited) (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Treasury Stock [Member]	Paid-in Capital [Member]	(Deficit) [Member]	Accumulated Other Comprehensive Loss, Net [Member]
Balance at Dec. 25, 2013	$ 8,431	$ 1,050	$ (72,336)	$ 567,505	$ (470,946)	$ (16,842)
Balance, treasury stock, at cost, shares at Dec. 25, 2013	(15,782)		(15,782)
Balance, common stock, shares issued at Dec. 25, 2013	105,014	105,014
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	6,431				6,431
Other comprehensive loss	(208)					(208)
Share-based compensation on equity classified awards	416			416
Purchase of treasury stock	(9,097)		(9,097)
Purchase of treasury stock (in shares)	(1,357)		(1,357)
Issuance of common stock for share-based compensation	0	2		(2)
Issuance of common stock for share-based compensation (in shares)		151
Exercise of common stock options	44	0		44
Exercise of common stock options (in shares)		12
Tax expense from share-based compensation	(275)			(275)
Balance at Mar. 26, 2014	$ 5,742	$ 1,052	$ (81,433)	$ 567,688	$ (464,515)	$ (17,050)
Balance, treasury stock, at cost, shares at Mar. 26, 2014	(17,139)		(17,139)
Balance, common stock, shares issued at Mar. 26, 2014	105,177	105,177