Derivative Financial Instruments (Fair Value And Classification Of Derivatives On The Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands	Sep. 28, 2019	Sep. 29, 2018
Designated As Hedging Instruments | Other current assets | Foreign currency contracts
Derivative Instruments, Fair Value
Derivatives asset as hedging instruments, fair value	$ 1,060	$ 659
Designated As Hedging Instruments | Other current assets | Interest rate swaps
Derivative Instruments, Fair Value
Derivatives asset as hedging instruments, fair value	57	1,444
Designated As Hedging Instruments | Other assets | Foreign currency contracts
Derivative Instruments, Fair Value
Derivatives asset as hedging instruments, fair value	261	41
Designated As Hedging Instruments | Other assets | Interest rate swaps
Derivative Instruments, Fair Value
Derivatives asset as hedging instruments, fair value	0	322
Designated As Hedging Instruments | Total asset derivatives
Derivative Instruments, Fair Value
Derivatives asset as hedging instruments, fair value	1,378	2,466
Designated As Hedging Instruments | Other accrued liabilities | Foreign currency contracts
Derivative Instruments, Fair Value
Derivatives liability as hedging instruments, fair value	736	1,842
Designated As Hedging Instruments | Other long-term liabilities | Foreign currency contracts
Derivative Instruments, Fair Value
Derivatives liability as hedging instruments, fair value	152	464
Designated As Hedging Instruments | Total liability derivatives
Derivative Instruments, Fair Value
Derivatives liability as hedging instruments, fair value	888	2,306
Not Designated As Hedging Instruments | Other current assets | Foreign currency contracts
Derivative Instruments, Fair Value
Derivatives asset as hedging instruments, fair value	93	285
Not Designated As Hedging Instruments | Other accrued liabilities | Foreign currency contracts
Derivative Instruments, Fair Value
Derivatives liability as hedging instruments, fair value	$ 359	$ 87