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BASIS OF PRESENTATION (Recent Accounting Pronouncements) (Narrative) (Details) - USD ($) $ in Thousands	Sep. 29, 2018	Sep. 30, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect of new accounting principle in period of adoption	$ (534)	$ (5,420)
Retained earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect of new accounting principle in period of adoption	(534)	$ (4,006)
Retained earnings | Accounting Standards Update 2016-16 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect of new accounting principle in period of adoption	$ (534)

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