Supplemental Consolidated Financial Statement Information (Schedule of Supplemental Consolidated Balance Sheet Information) (Details) - USD ($) $ in Thousands	Oct. 02, 2022	Oct. 03, 2021	Sep. 27, 2020
Supplemental Consolidated Financial Statement Information [Abstract]
Trade	$ 90,105	$ 75,273
Notes receivable, current portion	8,643	1,467
Income tax receivable	878	1,157
Other	10,152	2,730
Allowance for doubtful accounts	(5,975)	(6,292)	$ (5,541)
Accounts and other receivables, net	103,803	74,335
Company-owned life insurance policies	108,924	123,566
Deferred rent receivable	43,891	46,234
Franchise tenant improvement allowances	32,429	34,124
Notes receivable, less current portion	11,624	4,544
Other	29,701	15,970
Other assets, net	226,569	224,438
Legal accruals	59,165	7,540
Payroll and related taxes	43,837	34,649
Sales and property taxes	30,947	23,174
Insurance	32,272	21,218
Deferred rent income	18,525	17,892
Advertising	11,028	13,097
Deferred franchise fees and development fees	5,647	4,949
Other	52,511	25,898
Accrued liabilities	253,932	148,417
Defined benefit pension plans	51,679	70,354
Deferred franchise and development fees	40,802	36,571
Other	42,213	49,417
Other long-term liabilities	$ 134,694	$ 156,342