Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 30, 2012
Current assets:
Cash and cash equivalents	$ 21,114	$ 19,636
Accounts receivable	13,498	26,411
Inventories	20,329	18,957
Prepaid expenses	19,013	18,171
Deferred tax asset	2,884	2,884
Total current assets	76,838	86,059
Property and equipment, net	697,533	703,956
Other noncurrent assets	13,568	11,791
Total assets	787,939	801,806
Current liabilities:
Capital lease obligations, current portion	1,004	1,060
Accounts payable	29,163	32,678
Accrued expenses	51,190	35,517
Unearned revenues	11,248	11,779
Dividends payable	4,259	312
Accrued interest	1,779	1,794
Total current liabilities	98,643	83,140
Capital lease obligations, less current portion	21,802	21,656
Revolving credit facility borrowings	343,000	389,500
Deferred rent liability	57,470	57,196
Deferred landlord contributions	26,673	27,092
Deferred tax liability	62,032	62,931
Accrued insurance	12,162	11,980
Other noncurrent liabilities	5,081	5,037
Total liabilities	626,863	658,532
Stockholders' equity:
Common stock, $0.10 par value; authorized 100,000,000 shares; 61,906,424 and 61,696,806 shares issued, respectively	6,191	6,170
Capital in excess of par value	446,566	447,449
Retained earnings	852,000	823,012
Accumulated other comprehensive income	5,526	5,880
Less treasury stock, at cost; 44,127,288 and 43,814,979 shares, respectively	(1,149,207)	(1,139,237)
Total stockholders' equity	161,076	143,274
Total liabilities and stockholders' equity	$ 787,939	$ 801,806