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Face value of debt which is restricted for interest payments.

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Disclosure of Subsequent Events

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SUBSEQUENT EVENTS (Details)				1 Months Ended
SUBSEQUENT EVENTS (Details)	Oct. 22, 2021 USD ($) $ / shares shares	Jan. 15, 2020 USD ($)	Nov. 23, 2019 USD ($)	Oct. 31, 2021 USD ($) item	Dec. 31, 2020 USD ($) item $ / shares	Dec. 31, 2019 USD ($) $ / shares shares	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($) $ / shares	Dec. 08, 2021 $ / shares shares	Nov. 10, 2021 USD ($)	Dec. 22, 2020 $ / shares
Subsequent Events
Gain on sale of commercial condominium unit			$ 9,500,000
Loans Payable					$ 197,330,000			$ 219,249,000
Rights issued \| shares						7,179,000			2,650,000
Offering price \| $ / shares						$ 6.50		$ 4.31	$ 1.90		$ 4.31
Repayments of Debt			$ 10,600,000
Private Placement
Subsequent Events
Shares issued \| shares	2,539,473
Share price \| $ / shares	$ 1.90
Gross proceeds	$ 4,800,000
Corporate Credit Facility
Subsequent Events
Loans Payable					$ 35,750,000			$ 35,750,000
Term of the debt						32 months
Maximum borrowing capacity						$ 70,000,000.0
Debt amount used to calculate the MOIC										$ 35,750,000
Offering price \| $ / shares					$ 6.50			$ 4.31
Mezzanine Loan
Subsequent Events
Loans Payable								$ 30,300,000
Principal amount					$ 7,500,000
Term of the debt					3 years
Number of extensions \| item					2
Extension term					1 year
Increase in loans including accrued interest				$ 22,770,000
Previously accrued interest				770,000
Partner Loan
Subsequent Events
Loans Payable								5,900,000
Principal amount		$ 5,900,000		10,500,000
Amount available for interest payments				$ 500,000
Interest rate		7.00%		10.00%
Term of the debt		4 years		1 year
Number of extensions \| item				2
Extension term				12 months
Amount funded at closing				$ 10,000,000.0
77 Mortgage Loan
Subsequent Events
Loans Payable								$ 125,400,000
Principal amount				$ 133,100,000
Term of the debt				2 years
Maximum borrowing capacity				$ 166,700,000
Threshold amount of accrued and unpaid PIK interest and additional unused fee				91,000,000.0
Threshold amount for accrual of interests and additional unused fee				$ 4,500,000
Percentage of additional unused fee				1.00%
Additional unused amount				$ 3,000,000.0
Minimum total return for mortgage lender				$ 15,260,000
Percentage of additional amounts advanced				10.00%
Proceeds from debt issuance used to fund construction and carry costs while condo units are being sold				$ 33,600,000
77 Mortgage Loan \| Letter of credit
Subsequent Events
Borrower guaranteed amount				4,000,000.0
Borrower guaranteed reduced amount				3,000,000.0
Pay-down amount per square feet of unsold residential units				$ 625
77 Mortgage Loan \| Principal balance below $91.0 Million
Subsequent Events
Interest rate				7.25%
77 Mortgage Loan \| Principal balance equal or greater than $91.0 Million
Subsequent Events
Interest rate				9.25%
77 Mortgage Loan \| LIBOR \| Principal balance below $91.0 Million
Subsequent Events
Interest rate basis (as a percent)				7.00%
77 Mortgage Loan \| LIBOR \| Principal balance equal or greater than $91.0 Million
Subsequent Events
Interest rate basis (as a percent)				9.00%
250 North 10th JV
Subsequent Events
Principal amount		$ 82,750,000
Subsequent Event \| Pacolet Milliken Joint Venture \| The Berkley
Subsequent Events
Sale price per contract							$ 71,020,000