COMMITMENTS AND CONTINGENCIES - Current Minimum Annual Payments under Leases (Details) - USD ($)		Jun. 30, 2021	Mar. 31, 2018
Operating Leased Assets [Line Items]
2018 (nine months ending December 31, 2018)			$ 2,464,000
2019			3,347,000
2020			3,422,000
2021	[1]		3,460,000
2022			2,613,000
Thereafter			22,210,000
Total			$ 37,516,000
Scenario, Forecast | The Land Mark at One Market
Operating Leased Assets [Line Items]
Stated future monthly lease rate		$ 217,744

[1] Lease payments on the Annex Lease will be equal to fair rental value from July 2021 through the end of the extended lease term. In the table above, we have shown the option lease payments for this period based on the stated rate for the month of June 2021 of $217,744.