SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Property, Plant and Equipment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Oct. 01, 2021
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 260,968	$ 235,401
Less accumulated depreciation	171,843	163,891
Property, plant and equipment, net of accumulated depreciation	89,125	71,510
Property improvements
Property, Plant and Equipment [Line Items]
Property, plant, and equipment, gross	$ 586	589
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	$ 33,930	26,769
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	$ 226,452	$ 208,043
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