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Unamortized loan costs.

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Description of the frequency of periodic payments (monthly, quarterly, annual).

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

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Amount of the required periodic payments including both interest and principal payments.

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Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Fixed interest rate related to the interest rate derivative.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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No definition available.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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DEBT (Long Term Debt) (Details) - USD ($)	12 Months Ended
DEBT (Long Term Debt) (Details) - USD ($)	Oct. 02, 2021	Oct. 03, 2020	Dec. 31, 2017	Dec. 21, 2017
Debt Instrument [Line Items]
Less unamortized loan costs	$ (254,000)	$ (197,000)
Long-term Debt	22,115,000	26,323,000
Less current portion	2,555,000	5,094,000
Long-Term Debt, Net of Current Portion	19,560,000	21,229,000
Financed Insurance Premiums [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 409,000	365,000
Interest rate	2.45%
Payment frequency	monthly
Monthly payment	$ 164,000
Maturity date	Nov. 30, 2021
Other [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 74,000	45,000
Mortgage payable to unrelated third party #1 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 6,821,000	7,070,000
Term of debt	20 years
Payment frequency	monthly
Monthly payment	$ 43,000
Balloon payment	$ 5,373,000
Fixed portion of debt, interest rate	3.86%
Maturity date	Nov. 27, 2026
Net book value of collateral	$ 5,535,000
Mortgage payable to lender #1 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 4,246,000
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 31,000
Fixed portion of debt, interest rate	3.63%
Maturity date	Jul. 01, 2036
Net book value of collateral	$ 11,563,000
Mortgage payable to lender #2 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 2,145,000
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 15,950
Fixed portion of debt, interest rate	3.65%
Maturity date	Mar. 02, 2036
Net book value of collateral	$ 4,542,000
Mortgage payable to unrelated third party #2 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt		1,508,000
Interest rate	7.50%
Term of debt	20 years
Payment frequency	monthly
Monthly payment	$ 15,700
Balloon payment	$ 1,331,000
Maturity date	Dec. 31, 2022
Mortgage payable to lender #3 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 954,000	1,017,000
Variable interest rate, description	BBA LIBOR – 1 Month +2.25%
Variable interest rate spread	2.25%
Interest rate at period end	2.33%
Term of debt	20 years
Payment frequency	monthly
Monthly payment	$ 8,775
Balloon payment	$ 858,000
Fixed interest rate	4.35%
Maturity date	Jan. 22, 2023
Net book value of collateral	$ 3,497,000
Revolving credit line/term loan payable to lender [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 1,650,000	2,750,000	$ 5,500,000
Line of credit maximum borrowing capacity				$ 3,500,000
Variable interest rate, description	LIBOR – Daily Floating Rate + 2.25%
Variable interest rate spread	2.25%
Interest rate at period end	2.33%
Term of debt	5 years
Fixed interest rate	4.61%
Fixed-rate portion of debt	$ 5,500,000
Maturity date	Dec. 28, 2022
Mortgage payable to Lender [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 633,000	679,000
Interest rate	4.65%
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 6,384
Maturity date	Dec. 28, 2031
Net book value of collateral	$ 827,000
Mortgage payable to related third party #1 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 442,000	483,000
Interest rate	5.00%
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 5,700
Balloon payment	$ 302,000
Maturity date	Jul. 31, 2024
Net book value of collateral	$ 1,534,000
Mortgage payable to Lender #2 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 647,000	693,000
Interest rate	4.65%
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 6,519
Maturity date	Dec. 28, 2031
Net book value of collateral	$ 981,000
Mortgage payable to related third party #2 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt		423,000
Interest rate	5.00%
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 4,900
Balloon payment	$ 398,000
Maturity date	Apr. 30, 2021
Mortgage payable to related third party #3 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt		511,000
Interest rate	5.00%
Term of debt	15 years
Payment frequency	monthly
Monthly payment	$ 6,000
Balloon payment	$ 484,000
Maturity date	Apr. 30, 2021
Mortgage payable to unrelated third party #3 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 713,000	743,000
Interest rate	7.50%
Term of debt	20 years
Payment frequency	monthly
Monthly payment	$ 7,300
Maturity date	Mar. 31, 2034
Net book value of collateral	$ 1,104,000
Mortgage payable to related third party #1 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 171,000	197,000
Interest rate	4.00%
Term of debt	8 years
Payment frequency	monthly
Monthly payment	$ 3,000
Maturity date	Nov. 30, 2026
Net book value of collateral	$ 511,000
Loans from an unrelated third party lender pursuant to the Paycheck Protection Program [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt		10,036,000
Interest rate	1.00%
Term of debt	5 years
Proceeds from issuance of debt	$ 10,000,000.0
Loans from an unrelated third party lender pursuant to the Paycheck Protection Program [Member] \| Mortgages [Member] \| Loaned to company [Member]
Debt Instrument [Line Items]
Proceeds from issuance of debt	5,900,000
Loans from an unrelated third party lender pursuant to the Paycheck Protection Program [Member] \| Mortgages [Member] \| Loaned to 8 of the limited partnerships [Member]
Debt Instrument [Line Items]
Proceeds from issuance of debt	4,100,000
Loans from an unrelated third party lender pursuant to the Paycheck Protection Program #2 [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 3,464,000
Interest rate	1.00%
Term of debt	5 years
Proceeds from issuance of debt	$ 3,460,000
Institutional Loans [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 17,097,000