Property, Equipment and Improvements, Net (Details) - USD ($) $ in Thousands	Jun. 29, 2018	Sep. 29, 2017
Property, Plant and Equipment [Line Items]
Property, equipment and improvements, gross	$ 1,154,321	$ 979,714
Accumulated depreciation and amortization	(683,217)	(629,803)
Property, equipment and improvements, net	471,104	349,911
Land
Property, Plant and Equipment [Line Items]
Property, equipment and improvements, gross	20,010	17,197
Buildings
Property, Plant and Equipment [Line Items]
Property, equipment and improvements, gross	129,769	93,313
Equipment
Property, Plant and Equipment [Line Items]
Property, equipment and improvements, gross	715,476	627,609
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, equipment and improvements, gross	264,179	220,295
Construction in progress
Property, Plant and Equipment [Line Items]
Property, equipment and improvements, gross	$ 24,887	$ 21,300

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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