Consolidated Statements of Stockholders' Equity (Unaudited) (USD $) In Thousands	Total		Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Treasury Stock	Noncontrolling Interests in Subsidiaries
Balance at Dec. 26, 2010	$ 207,200		$ 361	$ 245,380	$ 849	$ 243,152	$ (291,048)	$ 8,506
Balance (in shares) at Dec. 26, 2010			25,439
Net income	30,602					28,551		2,051
Other comprehensive income	759				759
Exercise of stock options (in shares)			444
Exercise of stock options	10,663		4	10,659
Tax effect of equity awards	(1,295)			(1,295)
Acquisition of Company common stock	(26,162)						(26,162)
Acquisition of Company common stock (in shares)			(817)
Distributions	(2,029)							(2,029)
Stock-based compensation expense	3,903			3,903
Issuance of restricted stock (in shares)			76
Issuance of restricted stock				(1,884)			1,884
Other	160			(58)			218
Balance at Jun. 26, 2011	223,801		365	256,705	1,608	271,703	(315,108)	8,528
Balance (in shares) at Jun. 26, 2011			25,142
Balance at Dec. 25, 2011	218,222	[1]	367	262,456	1,849	298,807	(353,826)	8,569
Balance (in shares) at Dec. 25, 2011			24,019
Net income	34,011					31,513		2,498
Other comprehensive income	(240)				(240)
Exercise of stock options (in shares)			361
Exercise of stock options	10,400		4	10,396
Tax effect of equity awards	468			468
Acquisition of Company common stock	(38,728)						(38,728)
Acquisition of Company common stock (in shares)			(957)
Distributions	(1,930)							(1,930)
Stock-based compensation expense	3,218			3,218
Issuance of restricted stock (in shares)			34
Issuance of restricted stock				(1,541)			1,541
Other	125			(134)			259
Balance at Jun. 24, 2012	$ 225,546		$ 371	$ 274,863	$ 1,609	$ 330,320	$ (390,754)	$ 9,137
Balance (in shares) at Jun. 24, 2012			23,457

[1] The balance sheet at December 25, 2011 has been derived from the audited consolidated financial statements at that date, but does not include all information and footnotes required by accounting principles generally accepted in the United States for a complete set of financial statements.