Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 09, 2012	Sep. 11, 2011	Sep. 09, 2012	Sep. 11, 2011
Revenues:
Domestic Company-owned stores	$ 72,219	$ 76,237	$ 223,745	$ 237,879
Domestic franchise	44,039	41,649	133,521	129,042
Domestic supply chain	213,474	213,120	636,903	645,186
International	48,345	45,320	144,620	138,338
Total revenues	378,077	376,326	1,138,789	1,150,445
Cost of sales:
Domestic Company-owned stores	56,378	61,946	171,325	189,816
Domestic supply chain	191,326	192,777	569,476	577,263
International	18,966	18,244	57,325	57,708
Total cost of sales	266,670	272,967	798,126	824,787
Operating margin	111,407	103,359	340,663	325,658
General and administrative	49,789	47,505	146,371	142,646
Income from operations	61,618	55,854	194,292	183,012
Interest income	34	60	240	213
Interest expense	(20,683)	(20,984)	(73,651)	(63,485)
Income before provision for income taxes	40,969	34,930	120,881	119,740
Provision for income taxes	14,993	12,839	46,067	45,290
Net income	$ 25,976	$ 22,091	$ 74,814	$ 74,450
Earnings per share:
Common stock - basic	$ 0.46	$ 0.37	$ 1.32	$ 1.25
Common stock - diluted	$ 0.44	$ 0.36	$ 1.26	$ 1.19