Basis of Presentation	6 Months Ended
Jun. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation	(1) Description of Business and Basis of Presentation. FRP Holdings, Inc. (“FRP” or the “Company”) is a holding company engaged in the real estate business, namely (i) warehouse/office building ownership, leasing and management, (ii) mining royalty land ownership and leasing and (iii) land acquisition, entitlement and development primarily for future warehouse/office or residential building construction. The accompanying consolidated financial statements include the accounts of FRP Holdings, Inc. (the “Company” or “FRP”) inclusive of our operating real estate subsidiaries, FRP Development Corp. (“Development”) and Florida Rock Properties, Inc. (”Properties”). Our investment in the Brooksville joint venture, BC FRP Realty joint venture and Riverfront Investment Partners I, LLC are accounted for under the equity method of accounting (See Note 11). These statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information and the instructions to Form 10-Q and do not include all the information and footnotes required by accounting principles generally accepted in the United States of America for complete financial statements. In the opinion of management, all adjustments (primarily consisting of normal recurring accruals) considered necessary for a fair statement of the results for the interim periods have been included. Operating results for the six months ended June 30, 2017 are not necessarily indicative of the results that may be expected for the year ending December 31, 2017. The accompanying consolidated financial statements and the information included under the heading "Management's Discussion and Analysis of Financial Condition and Results of Operations" should be read in conjunction with the Company's consolidated financial statements and related notes included in the Company’s Form 10-K for the year ended September 30, 2016. On December 19, 2016, the Company changed its fiscal year end from September 30 to December 31. The quarter ended December 31, 2016 was a transition period.

Basis of Presentation

6 Months Ended

Jun. 30, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

(1) Description of Business and Basis of Presentation.

FRP Holdings, Inc. (“FRP” or the “Company”) is a holding company engaged in the real estate business, namely (i) warehouse/office building ownership, leasing and management, (ii) mining royalty land ownership and leasing and (iii) land acquisition, entitlement and development primarily for future warehouse/office or residential building construction.

The accompanying consolidated financial statements include the accounts of FRP Holdings, Inc. (the “Company” or “FRP”) inclusive of our operating real estate subsidiaries, FRP Development Corp. (“Development”) and Florida Rock Properties, Inc. (”Properties”). Our investment in the Brooksville joint venture, BC FRP Realty joint venture and Riverfront Investment Partners I, LLC are accounted for under the equity method of accounting (See Note 11). These statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information and the instructions to Form 10-Q and do not include all the information and footnotes required by accounting principles generally accepted in the United States of America for complete financial statements. In the opinion of management, all adjustments (primarily consisting of normal recurring accruals) considered necessary for a fair statement of the results for the interim periods have been included. Operating results for the six months ended June 30, 2017 are not necessarily indicative of the results that may be expected for the year ending December 31, 2017. The accompanying consolidated financial statements and the information included under the heading "Management's Discussion and Analysis of Financial Condition and Results of Operations" should be read in conjunction with the Company's consolidated financial statements and related notes included in the Company’s Form 10-K for the year ended September 30, 2016.

On December 19, 2016, the Company changed its fiscal year end from September 30 to December 31. The quarter ended December 31, 2016 was a transition period.