Supplemental Consolidated Financial Statement Information (Schedule Of Supplemental Consolidated Balance Sheet Information) (Details) - USD ($) $ in Thousands	Sep. 27, 2015	Sep. 28, 2014
Supplemental Consolidated Financial Statement Information [Abstract]
Trade	$ 36,990	$ 35,975
Other Prepaid Expense, Current	8,595	8,358
Notes receivable	1,726	3,574
Income Taxes Receivable	7,914	8,306
Other	2,900	2,955
Allowances for doubtful accounts	(1,555)	(796)
Accounts and other receivables, net	47,975	50,014
Prepaid income taxes	7,645	27,956
Prepaid Expense, Current	16,240	36,314
Company-owned life insurance policies	99,513	100,753
Deferred rent receivable	45,330	41,872
Deferred Tax Asset	78,151	50,807
Other	40,941	43,866
Other assets, net	263,935	237,298
Payroll and related taxes	56,223	54,905
Sales and property taxes	11,574	11,760
Insurance	35,370	34,834
Advertising	20,692	21,452
Gift card liability	4,608	4,064
Deferred franchise fees	1,198	1,464
Other	40,910	35,147
Accrued liabilities	170,575	163,626
Pension plans	180,476	143,838
Straight-line rent accrual	46,807	48,835
Other	142,775	116,762
Other long-term liabilities	$ 370,058	$ 309,435