Note 8 - Real Estate Investment, Net - Investments in Properties (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Total Real Estate Investment, Net	$ 61,346	$ 62,269
Hudson Montford [Member]
Hudson Montford	62,290	62,269
Accumulated depreciation and amortization	(944)	0
Total Real Estate Investment, Net	61,346	62,269
Hudson Montford [Member] \| Land [Member]
Hudson Montford	10,996	10,996
Accumulated depreciation and amortization	0	0
Total Real Estate Investment, Net	10,996	10,996
Hudson Montford [Member] \| Building and Building Improvements [Member]
Hudson Montford	49,813	49,807
Accumulated depreciation and amortization	(424)	0
Total Real Estate Investment, Net	49,389	49,807
Hudson Montford [Member] \| Intangible Lease Assets [Member]
Hudson Montford	954	954
Accumulated depreciation and amortization	(477)	0
Total Real Estate Investment, Net	477	954
Hudson Montford [Member] \| Furniture, Fixtures, and Equipment [Member]
Hudson Montford	527	512
Accumulated depreciation and amortization	(43)	0
Total Real Estate Investment, Net	$ 484	$ 512

The cumulative amount of depreciation for real estate property held for investment purposes.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(3))
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Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
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Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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