SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule Of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 02, 2020	Sep. 27, 2019	Sep. 28, 2018
Foreign currency translation adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	$ 7,323	$ 4,790	$ 7,796
Tax Effect	0	0	0
Net of Tax Effect	7,323	4,790	7,796
Unamortized loss on pension plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	(3,129)	(3,964)	(5,329)
Tax Effect	523	732	1,020
Net of Tax Effect	(2,606)	(3,232)	(4,309)
Total reclassifications for the period
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	4,194	826	2,467
Tax Effect	523	732	1,020
Net of Tax Effect	$ 4,717	$ 1,558	$ 3,487