Quarterly Review (Detail) - Quarterly Review: (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 25, 2011	Dec. 26, 2010
2012
Revenues	$ 359,722	$ 280,611	$ 304,798
Operating income (loss)	86,665	26,407	41,556
Income (loss) from continuing operations	(39,957)	(48,933)	(38,545)
Income (loss) from discontinued operations	(11,270)	(25,389)	15,907
Gain (loss) related to divestiture of discontinued operations	(142,190)
Net income (loss)	(193,417)	(74,322)	(22,638)
Income (loss) per share from continuing operations - basic and assuming dilution (in Dollars per share)	$ (1.68)	$ (2.18)	$ (1.72)
Net income (loss) per share - basic and assuming dilution (in Dollars per share)	$ (8.15)	$ (3.31)	$ (1.01)
First Quarter [Member]
2012
Revenues	74,214	65,717
Operating income (loss)	4,501	(1,914)
Income (loss) from continuing operations	(24,284)	(20,831)
Income (loss) from discontinued operations	(10,140)	(4,973)
Net income (loss)	(34,424)	(25,804)
Income (loss) per share from continuing operations - basic and assuming dilution (in Dollars per share)	$ (1.08)	$ (0.93)
Net income (loss) per share - basic and assuming dilution (in Dollars per share)	$ (1.53)	$ (1.15)
Second Quarter [Member]
2012
Revenues	83,098	70,937
Operating income (loss)	17,336	7,259
Income (loss) from continuing operations	(15,189)	(12,262)
Income (loss) from discontinued operations	590	(3,120)
Gain (loss) related to divestiture of discontinued operations	(131,697)
Net income (loss)	(146,296)	(15,382)
Income (loss) per share from continuing operations - basic and assuming dilution (in Dollars per share)	$ (0.67)	$ (0.54)
Net income (loss) per share - basic and assuming dilution (in Dollars per share)	$ (6.48)	$ (0.68)
Third Quarter [Member]
2012
Revenues	93,752	66,076
Operating income (loss)	22,503	4,783
Income (loss) from continuing operations	(18,401)	(11,879)
Income (loss) from discontinued operations	(1,038)	(17,953)
Gain (loss) related to divestiture of discontinued operations	(10,894)
Net income (loss)	(30,333)	(29,832)
Income (loss) per share from continuing operations - basic and assuming dilution (in Dollars per share)	$ (0.81)	$ (0.53)
Net income (loss) per share - basic and assuming dilution (in Dollars per share)	$ (1.34)	$ (1.32)
Fourth Quarter [Member]
2012
Revenues	108,658	77,881
Operating income (loss)	42,325	16,279
Income (loss) from continuing operations	17,917	(3,961)
Income (loss) from discontinued operations	(682)	657
Gain (loss) related to divestiture of discontinued operations	401
Net income (loss)	$ 17,636	$ (3,304)
Income (loss) per share from continuing operations - basic and assuming dilution (in Dollars per share)	$ 0.63	$ (0.18)
Net income (loss) per share - basic and assuming dilution (in Dollars per share)	$ 0.62	$ (0.15)