LAND AND SUBSURFACE INTERESTS - Summary of Sales within the Tomoka Town Center (Details)	3 Months Ended		6 Months Ended		24 Months Ended
	Jun. 30, 2017 USD ($) a	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) a	Jun. 30, 2016 USD ($)	Dec. 31, 2016 USD ($) a
Land and Subsurface Interests
Gross Sales Price | $	$ 22,837,783	$ 12,873,938	$ 61,551,067	$ 31,228,373
Infrastructure Reimbursement Receivables | $	2,373,771		2,373,771		$ 3,844,236
Tomoka Town Center
Land and Subsurface Interests
Infrastructure Reimbursement Receivables | $	$ 2,400,000		$ 2,400,000
Tomoka Town Center | Land
Land and Subsurface Interests
Acres	235		235
Tomoka Town Center | Developable land
Land and Subsurface Interests
Acres	180		180
Tomoka Town Center Sales Agreements | Tomoka Town Center
Land and Subsurface Interests
Gross Sales Price | $					$ 21,400,000
Acres sold					99
Third NADG Land Sale | Tomoka Town Center
Land and Subsurface Interests
Acres sold	19
NADG Contract | Tomoka Town Center | Developable land
Land and Subsurface Interests
Acres	62		62