Leases (As Lessor) (Details) - USD ($) $ in Thousands		12 Months Ended
		Sep. 30, 2018	Oct. 01, 2017	Oct. 02, 2016
Leases [Abstract]
Total rent income	[1]	$ 264,432	$ 237,004	$ 238,228
Contingent rentals		$ 35,148	$ 33,168	$ 31,632

[1] (1)Includes contingent rentals