DERIVATIVES FINANCIAL INSTRUMENTS (Fair value of derivative instruments) (Details) - USD ($) $ in Thousands		6 Months Ended
		Mar. 28, 2020	Sep. 28, 2019
Derivatives, Fair Value [Line Items]
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimate of Time to Transfer		12 months
Total derivative, Notional Amount		$ 32,818	$ 33,834
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Foreign exchange forward contract, term of contract		12 months
Total derivative, Notional Amount		$ 32,818	33,834
Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	[1],[2]	(1,702)	(597)
Accrued Liabilities [Member] | Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	[1],[2]	$ (1,702)	$ (597)

[1] Hedged amounts expected to be recognized to income within the next twelve months.

[2] The fair value of derivative liabilities is measured using level 2 fair value inputs and is included in accrued expenses and other current liabilities on our Consolidated Condensed Balance Sheet.