INVESTMENTS IN MARKETABLE SECURITIES (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Marketable Securities [Line Items]
Marketable Securities Gain	$ 61,000	$ 108,000
Marketable Securities Loss	176,000	66,000
Marketable Securities, Unrealized Gain (Loss)	93,000	236,000
Marketable Securities	3,406,328	3,473,521
Real Estate Investment Trusts [Member]
Marketable Securities [Line Items]
Marketable Securities, Unrealized Gain (Loss)	80,000	60,000
Marketable Securities	$ 1,664,000	$ 1,860,000