The minimum percentage of funding fee on line of credit facility.

No definition available.

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- Definition

The percentage above prime rate for funding fee of line of credit facility.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
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Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
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-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentAxis=ribt_FactoringAgreementMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
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Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=ribt_MortgageAgreementMember
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Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
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- Details

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- Details

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Note 9 - Debt (Details Textual) - USD ($)		1 Months Ended		10 Months Ended	12 Months Ended
Note 9 - Debt (Details Textual) - USD ($)	Jan. 31, 2023	Jan. 31, 2023	Dec. 31, 2022	Oct. 31, 2019	Dec. 31, 2022	Dec. 31, 2021	Dec. 01, 2022
Long-Term Debt, Gross			$ 2,301,000		$ 2,301,000
Factoring Agreement [Member] \| Line of Credit [Member]
Line of Credit Facility, Maximum Borrowing Capacity				$ 7,000,000.0
Debt Instrument, Term (Year)				2 years
Line of Credit Facility, Funding Fee, Percentage Above Prime Rate				0.50%
Line of Credit Facility, Funding Fee, Minimum Percentage				5.50%
Mortgage Agreement [Member]
Debt Instrument, Interest Rate, Stated Percentage			7.00%		7.00%	7.00%
Proceeds from Issuance of Debt					$ 900,000
Debt Instrument, Basis Spread on Variable Rate					14.50%	10.30%
Long-Term Debt, Gross			$ 1,300,000		$ 1,300,000		$ 2,500,000
Proceeds from Issuance of Long-Term Debt, Total			$ 1,200,000
Mortgage Agreement [Member] \| Subsequent Event [Member]
Long-Term Debt, Gross	$ 1,300,000	$ 1,300,000
Mortgage Agreement [Member] \| Prime Rate [Member]
Debt Instrument, Interest Rate, Stated Percentage			14.50%		14.50%
Debt Instrument, Basis Spread on Variable Rate					7.00%
Mortgage Agreement [Member] \| Prime Rate [Member] \| Subsequent Event [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.30%	10.30%
Old Note Prior to Modification [Member]
Long-Term Debt, Gross			$ 1,300,000		$ 1,300,000
Mortgage Agreement, at Modification [Member]
Long-Term Debt, Gross			$ 1.2		$ 1.2
Mortgage Agreement, at Modification [Member] \| Subsequent Event [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.30%	10.30%
Long-Term Debt, Gross	$ 2,500,000	$ 2,500,000
Proceeds from Issuance of Long-Term Debt, Total		300,000
Mortgage Agreement, at Modification [Member] \| Prime Rate [Member] \| Subsequent Event [Member]
Debt Instrument, Basis Spread on Variable Rate	7.00%
Original Mortgage Agreement [Member]
Debt Instrument, Interest Rate, Stated Percentage			14.30%		14.30%
Debt Instrument, Periodic Payment, Total					$ 1.0
Original Mortgage Agreement [Member] \| Prime Rate [Member]
Debt Instrument, Basis Spread on Variable Rate					11.00%
Over Advance Note [Member] \| Subsequent Event [Member]
Long-Term Debt, Gross	$ 900,000	$ 900,000
Finance Agreements for Annual Insurance Premiums [Member] \| Maximum [Member]
Debt Instrument, Interest Rate, Stated Percentage			3.90%		3.90%