Derivative Instruments and Hedging Activities (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2020	Mar. 28, 2020	Sep. 28, 2019
Derivative [Line Items]
Cash flow hedge gain (loss) to be reclassified within twelve months	$ 335
Maximum remaining maturity of foreign currency derivatives	10 months 24 days
Cash flow derivatives
Derivative [Line Items]
Gross notional amount of foreign exchange derivatives outstanding	$ 24,983		$ 43,033
Net notional amount of foreign exchange derivatives	23,874		38,177
Derivative assets (liabilities), at fair value, net	(435)		774
Net market value of the foreign currency exchange contracts, assets	54		907
Net market value of the foreign currency exchange contracts, liabilities	(489)		(133)
Cross currency swap
Derivative [Line Items]
Cash flow hedge gain (loss) to be reclassified within twelve months	$ 193
Fixed interest rate	1.256%
Foreign exchange balance sheet derivative contracts
Derivative [Line Items]
Gross notional amount of foreign exchange derivatives outstanding	$ 61,984		60,827
Net notional amount of foreign exchange derivatives	10,644		118
Derivative assets (liabilities), at fair value, net	$ (43)		$ (118)
Cross currency swap
Derivative [Line Items]
Derivative, notional amount		$ 100,485