Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Sep. 29, 2013
Property and Equipment
Property and equipment at cost, gross	$ 240,822		$ 242,166
Accumulated depreciation	(157,111)		(154,140)
Property and equipment, net	83,711		88,026
Depreciation expense related to property and equipment, including assets under capital leases	7,129	6,808
Land and buildings
Property and Equipment
Property and equipment at cost, gross	5,581		5,565
Equipment, furniture and fixtures
Property and Equipment
Property and equipment at cost, gross	208,944		210,172
Leasehold improvements
Property and Equipment
Property and equipment at cost, gross	$ 26,297		$ 26,429