Derivative Instruments and Hedging Activities (Reconciliation of the Net Fair Value of Designated Hedge Derivatives) (Details) - Currency exchange contracts gain (loss) - USD ($) $ in Thousands	Mar. 30, 2019	Sep. 29, 2018
Assets
Gross Recognized Amount	$ 3,998	$ 8,400
Gross Offset Amount	0	0
Net Amount Presented	3,998	8,400
Derivatives Subject to Offset	(78)	(173)
Cash Collateral Received	0	0
Net Amount	3,920	8,227
Liabilities
Gross Recognized Amount	78	173
Gross Offset Amount	0	0
Net Amount Presented	78	173
Derivatives Subject to Offset	(78)	(173)
Cash Collateral Received	0	0
Net Amount	$ 0	$ 0