INVESTMENT PROPERTIES (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Office building and other commercial property:
Cost	$ 1,283,862	$ 1,250,731
Accumulated Depreciation	408,664	393,266
Net	875,198	857,464
Corporate Office - (Coconut Grove, FL) – Building [Member]
Office building and other commercial property:
Cost	652,197	652,198
Accumulated Depreciation	356,664	341,266
Net	295,533	310,931
Corporate Office – (Coconut Grove, FL) – Land [Member]
Office building and other commercial property:
Cost	325,000	325,000
Accumulated Depreciation	0	0
Net	325,000	325,000
Other (Hopkinton, RI) – Land (50 acres) [Member]
Office building and other commercial property:
Cost	142,976	109,845
Accumulated Depreciation	0	0
Net	142,976	109,845
Other (Montpelier, Vermont) – Building [Member]
Office building and other commercial property:
Cost	52,000	52,000
Accumulated Depreciation	52,000	52,000
Net	0	0
Other (Montpelier, Vermont) - Land and improvements [Member]
Office building and other commercial property:
Cost	111,689	111,689
Accumulated Depreciation	0	0
Net	$ 111,689	$ 111,689