Summary of Significant Accounting Policies (Details)	12 Months Ended
	Sep. 29, 2017	Sep. 30, 2016	Oct. 02, 2015
Accounting Policies [Line Items]
Weeks in fiscal year	364 days	364 days	364 days
Maturity number of days	90 days
Minimum Useful Life [Member] | Building and Building Improvements [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life	5 years
Maximum Useful Life [Member] | Building and Building Improvements [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life	30 years
Minimum Useful Life [Member] | Machinery and Equipment [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life	3 years
Maximum Useful Life [Member] | Machinery and Equipment [Member]
Accounting Policies [Line Items]
Property, plant and equipment, useful life	10 years