EMPLOYEE BONUS PLAN (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
EMPLOYEE BONUS PLAN [Abstract]
Cash incentive bonus plan, amount approved	$ 500,000
Employee bonus accrued	$ 0	$ 0

The amount of cash incentive bonus plan approved by the Board to be paid to employees upon meeting certain conditions.

No definition available.

Name:	ribt_CashIncentiveBonusPlanAmountApproved
Namespace Prefix:	ribt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant