Derivatives and Fair Value Measurements (Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location) (Details) - USD ($) $ in Thousands	Apr. 01, 2017	Oct. 01, 2016
Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Contract, Asset, Fair Value Disclosure	$ 359	$ 52
Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure	2,336	434
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Prepaid Expenses and Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Contract, Asset, Fair Value Disclosure	423	182
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure	$ 64	$ 130