Condensed Consolidated Balance Sheets (As Restated [Member], USD $) In Thousands, unless otherwise specified	Jun. 24, 2012	Dec. 25, 2011
As Restated [Member]
Current assets:
Cash and cash equivalents	$ 33,625	$ 18,942
Accounts receivable, net	27,693	28,169
Notes receivable, net	4,447	4,221
Inventories	19,695	20,091
Deferred income taxes	6,240	7,636
Prepaid expenses	10,548	10,210
Other current assets	2,880	5,555
Total current assets	105,128	94,824
Property and equipment, net	186,567	181,910
Notes receivable, less current portion, net	10,572	11,502
Goodwill	78,342	75,085
Other assets	26,828	27,061
Total assets	407,437	390,382
Current liabilities:
Accounts payable	32,379	32,966
Income and other taxes payable	4,044	3,969
Accrued expenses and other current liabilities	49,666	44,198
Total current liabilities	86,089	81,133
Deferred revenue	8,592	4,780
Long-term debt	50,000	51,489
Deferred income taxes	7,044	6,692
Other long-term liabilities	39,094	36,676
Total liabilities	190,819	180,770
Redeemable noncontrolling interests	4,458	3,965
Stockholders' equity:
Preferred stock
Common stock	371	367
Additional paid-in capital	274,863	262,456
Accumulated other comprehensive income	1,609	1,849
Retained earnings	326,071	294,801
Treasury stock	(390,754)	(353,826)
Total stockholders' equity	212,160	205,647
Total liabilities, redeemable noncontrolling interests and stockholders' equity	$ 407,437	$ 390,382