SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Property, Plant and Equipment) (Details) - USD ($) $ in Thousands	Sep. 29, 2023	Sep. 30, 2022
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 271,779	$ 260,968
Less accumulated depreciation	177,426	171,843
Property, plant and equipment, net of accumulated depreciation	94,353	89,125
Property improvements
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 380	586
Property improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Property improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	20 years
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 35,877	33,930
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	20 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	40 years
Furniture and fixtures, equipment and computer software
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 235,522	$ 226,452
Furniture and fixtures, equipment and computer software | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Furniture and fixtures, equipment and computer software | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	10 years