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Loan Payable, Payroll Protection Loan Program (Ppp) (Details)	6 Months Ended
	Jun. 30, 2022
Paycheck Protection Loan Program [Member]
Loan Payable, Payroll Protection Loan Program (Ppp) (Details) [Line Items]
Interest rate of loan	1.00%

X

- Definition

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

+ References

No definition available.

+ Details

Name:	rebn_InterestRateOnLoan
Namespace Prefix:	rebn_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	rebn_LoanPayablePayrollProtectionLoanProgramPppDetailsLineItems
Namespace Prefix:	rebn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DebtInstrumentAxis=rebn_PaycheckProtectionLoanProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: