Note 6 Line of Credit Facility (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 27, 2015	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Line of Credit Facility [Line Items]
Payments of Debt Issuance Costs		$ 0	$ 1,766	$ 0
Loss on extinguishments of debt		0	$ (3,760)	$ (11,778)
Revolving Credit Facility
Line of Credit Facility [Line Items]
Payments of Debt Issuance Costs	$ 1,800
Unamortized Debt Issuance Costs Carried Forward	1,000
Loss on extinguishments of debt	(800)
Unamortized Debt Issuance Expense	2,800
Foreign Line of Credit
Line of Credit Facility [Line Items]
Maximum Borrowing Capacity		$ 74,200
Facility Expiration Date		Nov. 30, 2017
Amount Outstanding		$ 0
Asset-backed Lending Facility [Member] | Revolving Credit Facility
Line of Credit Facility [Line Items]
Maximum Borrowing Capacity	300,000
Cash Flow Revolver [Member] | Revolving Credit Facility
Line of Credit Facility [Line Items]
Maximum Borrowing Capacity	$ 375,000
Additional Credit Line		$ 125,000
Facility Expiration Date		May 20, 2020
Amount Outstanding		$ 25,000
Letters of Credit Outstanding, Amount		$ 16,800