Indebtedness (Narrative) (Details) - USD ($) $ in Thousands			12 Months Ended
	Jun. 28, 2016	Apr. 15, 2016	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014	Nov. 21, 2014
Line of Credit Facility
Payments of Premiums on Redemption of Senior Subordinated Notes			$ 0	$ 0	$ 6,945
Pledged Assets, Net Book Value			1,447,486
Unused borrowing capacity			503,164
Line of Credit Facility, Current Borrowing Capacity			$ 417,742
U.S. revolving credit facility
Line of Credit Facility
Interest rate on other revolving credit facilities			2.20%
Expansion option to increase credit facility	$ 200,000
Applicable margin in interest rate of revolving credit facility, basis points			1.63%
Unused borrowing capacity			$ 491,034
Line of Credit Facility, Current Borrowing Capacity	$ 1,100,000
Senior Notes [Member]
Line of Credit Facility
Debt Instrument, Face Amount						$ 300,000
Debt Instrument, Interest Rate, Stated Percentage						5.25%
Securitization program
Line of Credit Facility
Interest rate on other revolving credit facilities			1.40%
Maximum credit facility amount that can borrow		$ 120,000
Percentage of borrowing capacity on the Securitization Program		80.00%
Percentage of borrowing base on the Securitization Program		100.00%
Minimum borrowing requirement for the Securitization Program			$ 96,000
Senior debt
Line of Credit Facility
2017			167
2018			120,139
2019			133
2020			32
2021			590,000
Thereafter			$ 300,000
Foreign line of credit
Line of Credit Facility
Interest rate on other revolving credit facilities			0.90%