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v3.24.1

Commitments (Details Narrative) | Dec. 31, 2023 USD ($)
--- | ---
Commitments to develop and maintain real estate | $ 16,800,000
Lending Ventures [Member] |
Unused Commitments to Extend Credit | 11,700,000
Financing commitments | $ 6,500,000

X
- References No definition available. + Details
Name: | FRPH_UnusedCommitmentsToExtendCreditNextTwelveMonths
Namespace Prefix: | FRPH_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. + References No definition available. + Details
Name: | us-gaap_PurchaseObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Unused amount of commitments to extend credit to customers. + References No definition available. + Details
Name: | us-gaap_UnusedCommitmentsToExtendCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=FRPH_LendingVenturesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |