The amount of deposit in trust account for extension of business combination.

No definition available.

Name:	rfacu_DepositInTrustAccountForExtensionOfBusinessCombination
Namespace Prefix:	rfacu_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of maximum borrowing capacity of related party promissory note.

+ References

No definition available.

+ Details

Name:	rfacu_MaximumBorrowingCapacityOfRelatedPartyPromissoryNote
Namespace Prefix:	rfacu_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The period for each subsequent extension to consummate a business combination.

+ References

No definition available.

+ Details

Name:	rfacu_PeriodForEachSubsequentExtensionToConsummateBusinessCombination
Namespace Prefix:	rfacu_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow from sponsor for working capital.

+ References

No definition available.

+ Details

Name:	rfacu_ProceedsFromSponsorForWorkingCapital
Namespace Prefix:	rfacu_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Identify the stated interest rate per the agreement, for example, leasing and debt arrangements between related parties.

+ References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483399/855-10-50-2

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=rfacu_MelvinXengThouOngMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rfacu_DirectorPromissoryNoteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=srt_DirectorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=rfacu_SponsorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=rfacu_PromissoryNoteWithRelatedPartyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

SUBSEQUENT EVENTS (Details) - USD ($)							12 Months Ended
SUBSEQUENT EVENTS (Details) - USD ($)	Mar. 25, 2024	Mar. 21, 2024	Feb. 28, 2024	Feb. 17, 2024	Dec. 20, 2023	Mar. 24, 2023	Dec. 31, 2023	Mar. 13, 2023
SUBSEQUENT EVENTS
Proceeds from Sponsor for working capital							$ 796,450
Period for each subsequent extension to consummate a business combination					1 month	1 month
Deposit in trust account for extension of business combination							600,000
Melvin Xeng Thou Ong \| Director Promissory Note \| Director
SUBSEQUENT EVENTS
Maximum borrowing capacity of related party promissory note								$ 600,000
Sponsor
SUBSEQUENT EVENTS
Maximum borrowing capacity of related party promissory note							$ 300,000
SUBSEQUENT EVENTS
SUBSEQUENT EVENTS
Period for each subsequent extension to consummate a business combination	1 month
Deposit in trust account for extension of business combination	$ 75,000
SUBSEQUENT EVENTS \| Melvin Xeng Thou Ong \| Director Promissory Note \| Director
SUBSEQUENT EVENTS
Interest rate				0.00%
Maximum borrowing capacity of related party promissory note				$ 2,000,000
SUBSEQUENT EVENTS \| Sponsor
SUBSEQUENT EVENTS
Proceeds from Sponsor for working capital			$ 20,000
SUBSEQUENT EVENTS \| Promissory note with related party \| Sponsor
SUBSEQUENT EVENTS
Proceeds from Sponsor for working capital	$ 49,643	$ 93,938