Impairment, Disposition Of Property And Equipment, And Restaurant Closing Costs (Restaurant Closing Costs) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Oct. 02, 2011
Restructuring Reserve [Roll Forward]
Additions and adjustments	$ 3,451	$ 15,461	$ 0
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of year	20,677	21,657
Additions and adjustments	0	546
Restructuring Reserve, Accrual Adjustment	1,752	5,241
Cash payments	(6,108)	(6,767)
Balance at end of year	$ 16,321	$ 20,677