INVESTMENTS IN LIMITED PARTNERSHIPS (Schedule of Financial Information) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Oct. 02, 2021	Jul. 03, 2021	Apr. 03, 2021	Jan. 02, 2021	Oct. 03, 2020	Jun. 27, 2020	Mar. 28, 2020	Dec. 28, 2019	Oct. 02, 2021	Oct. 03, 2020
Financial Position:
Current assets	$ 39,790,000				$ 36,508,000				$ 39,790,000	$ 36,508,000
Total Assets	128,002,000				112,484,000				128,002,000	112,484,000
Current liabilities	20,223,000				25,362,000				20,223,000	25,362,000
Total Liabilities	67,372,000				66,928,000				67,372,000	66,928,000
Equity	51,215,000				39,431,000				51,215,000	39,431,000
Total liabilities and equity	128,002,000				112,484,000				128,002,000	112,484,000
Operating Results:
Revenues	33,635,000	$ 37,935,000	$ 34,357,000	$ 31,380,000	28,245,000	$ 23,663,000	$ 30,128,000	$ 30,941,000	137,307,000	112,977,000
Net income									16,765,000	2,184,000
Fort Lauderdale, Florida [Member]
Financial Position:
Current assets	624,000				591,000				624,000	591,000
Non-current assets	701,000				655,000				701,000	655,000
Total Assets	1,325,000				1,246,000				1,325,000	1,246,000
Current liabilities	259,000				562,000				259,000	562,000
Non-Current Liabilities
Total Liabilities	259,000				562,000				259,000	562,000
Equity	1,066,000				684,000				1,066,000	684,000
Total liabilities and equity	$ 1,325,000				$ 1,246,000				1,325,000	1,246,000
Operating Results:
Revenues									4,172,000	3,430,000
Gross profit									2,735,000	2,279,000
Net income									$ 495,000	$ 24,000