INVESTMENT SECURITIES - Shares (Details) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Marketable Securities [Line Items]
Cost	$ 38,753,230	$ 38,753,230
Unrealized Gain on Investment Securities		61,195
Unrealized Losses in Investment Income	(13,706,407)
Estimated Fair Value (Level 1 and 2 Inputs)	25,108,018	38,814,425
Cost	38,753,230	38,753,230
Unrealized Gains in Investment Income		61,195
Unrealized Losses in Investment Income	(13,706,408)
Estimated Fair Value (Level 1 and 2 Inputs)	25,108,018	38,814,425
OP Units
Marketable Securities [Line Items]
Cost	23,253,230	23,253,230
Unrealized Gain on Investment Securities		36,711
Unrealized Losses in Investment Income	(8,224,299)
Estimated Fair Value (Level 1 and 2 Inputs)	15,065,643	23,289,941
Common Stock
Marketable Securities [Line Items]
Cost	15,500,000	15,500,000
Unrealized Gain on Investment Securities		24,484
Unrealized Losses in Investment Income	(5,482,109)
Estimated Fair Value (Level 1 and 2 Inputs)	$ 10,042,375	$ 15,524,484

Amount of estimated fair value of marketable securities.

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Amount of unrealized gain on investment in marketable security.

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Amount of unrealized loss on investment in marketable security.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740

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Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.

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Amount of unrealized gain on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=116654751&loc=SL75117546-209714

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Amount of unrealized loss on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of investment in marketable security.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
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