Consolidated Statements Of Earnings (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Oct. 02, 2011	Oct. 03, 2010
Revenues:
Company restaurant sales	$ 1,219,214	$ 1,380,273	$ 1,668,527
Franchise revenues	325,812	282,066	231,027
Total revenue	1,545,026	1,662,339	1,899,554
Company restaurant costs:
Food and packaging	400,012	460,790	530,613
Payroll and employee benefits	354,141	414,463	505,138
Occupancy and other	281,516	329,766	398,066
Total company restaurant costs	1,035,669	1,205,019	1,433,817
Franchise costs	166,078	136,148	104,845
Selling, general and administrative expenses	227,003	224,653	243,453
Impairment and other charges, net	32,932	12,583	48,864
Gains on the sale of company-operated restaurants	(29,145)	(61,125)	(54,988)
Total operating costs and expenses	1,432,537	1,517,278	1,775,991
Earnings from operations	112,489	145,061	123,563
Interest expense, net	18,874	16,855	15,894
Earnings from continuing operations and before income taxes	93,615	128,206	107,669
Income taxes	30,643	46,475	36,631
Earnings from continuing operations	62,972	81,731	71,038
Losses from discontinued operations, net of income tax benefit	(5,321)	(1,131)	(828)
Net earnings	$ 57,651	$ 80,600	$ 70,210
Net earnings per share - basic:
Earnings from continuing operations (usd per share)	$ 1.43	$ 1.66	$ 1.29
Losses from discontinued operations (usd per share)	$ (0.12)	$ (0.02)	$ (0.01)
Net earnings per share (usd per share)	$ 1.31	$ 1.63	$ 1.28
Net earnings per share - diluted:
Earnings from continuing operations (usd per share)	$ 1.40	$ 1.63	$ 1.27
Losses from discontinued operations (usd per share)	$ (0.12)	$ (0.02)	$ (0.01)
Net earnings per share (usd per share)	$ 1.28	$ 1.61	$ 1.26
Weighted-average shares outstanding:
Basic (in shares)	43,999	49,302	55,070
Diluted (in shares)	44,948	50,085	55,843