XML 62 R50.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Port Capital Property Acquisition (Details Narrative) - Port Capital $ in Thousands | Oct. 19, 2015 USD ($) a
--- | ---
Approximate purchase price | $ | $ 9,900
Number of buildings | 1
Land acreage | 6.39
Square feet | 91,218
Mezzanine space square feet | 29,558

X
- References No definition available. + Details
Name: | FRPH_Areaofrealestatepropertyother
Namespace Prefix: | FRPH_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | FRPH_BusinessAcquisitionNumberOfBuildings
Namespace Prefix: | FRPH_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

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

X
- Definition Area of land held. + References No definition available. + Details
Name: | us-gaap_AreaOfLand
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Area of a real estate property. + References No definition available. + Details
Name: | us-gaap_AreaOfRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=FRPH_PortCapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |