LAND AND SUBSURFACE INTERESTS - Daytona Beach (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2018 USD ($)	Dec. 31, 2018 USD ($) a
Land and subsurface interests
Acquisition of property | $	$ 2,141,853
Land Parcel with Structures Beach Property | Daytona Beach, FL
Land and subsurface interests
Acres | a		5
Acquisition of property | $		$ 2,000,000
Contiguous Parcels Beach Property | Daytona Beach, FL
Land and subsurface interests
Acres | a		1
Acquisition of property | $		$ 1,800,000
Opportunity Zone and Community Redevelopment Area Beach Property [Member] | Daytona Beach, FL
Land and subsurface interests
Acres | a		6