Income Taxes (Components Of Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 29, 2013
Income Tax Disclosure [Abstract]
Current, Federal	$ 59,362	$ 43,864	$ 51,367
Current, State	9,598	3,770	7,583
Total Current	68,960	47,634	58,950
Deferred, Federal	(2,018)	3,700	(16,897)
Deferred, State	(1,173)	452	(1,707)
Total Deferred	(3,191)	4,152	(18,604)
Income tax expense from continuing operations	65,769	51,786	40,346
Income tax benefit from discontinued operations	$ (2,410)	$ (3,629)	$ (19,566)