Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 11, 2013	Dec. 25, 2012
Current assets:
Cash and cash equivalents	$ 14,443	$ 10,763
Restricted cash	215	215
Inventory	12,200	12,103
Deferred income taxes	2,410	2,067
Lease incentives receivable	1,755	3,092
Prepaid expenses and other	3,139	4,758
Total current assets	34,162	32,998
Property and equipment, net	110,865	105,568
Goodwill	75,365	75,365
Intangible assets, net	36,329	36,391
Deferred compensation plan investments	9,262	7,802
Other assets	261	261
Total assets	266,244	258,385
Current liabilities:
Accounts payable	4,776	8,804
Accrued payroll	4,505	6,262
Accrued self-insurance	1,746	1,662
Deferred revenue	8,268	10,314
Income taxes payable	2,097	1,768
Other current liabilities	4,732	4,943
Total current liabilities	26,124	33,753
Deferred rent obligations	23,700	22,644
Deferred tax liabilities	14,125	10,792
Other liabilities	14,149	13,295
Total liabilities	78,098	80,484
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.001 par value, 10,000,000 shares authorized, no shares issued and outstanding at December 25, 2012 or June 11, 2013 (unaudited)
Common stock, $0.001 par value, 190,000,000 shares authorized, 23,794,667 shares issued and outstanding at December 25, 2012, and June 11, 2013 (unaudited)	24	24
Additional paid in capital	121,855	119,610
Retained earnings	66,267	58,267
Accumulated other comprehensive income
Total stockholders' equity	188,146	177,901
Total liabilities and stockholders' equity	$ 266,244	$ 258,385