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Note 5 - Lease Intangibles - Net Value of Other Intangibles (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Lease intangibles, gross	$ 4,110,139	$ 5,200,728
Accumulated Amortization	(3,800,102)	(4,559,510)
Lease Intangibles, net	310,037	641,218
Leases, Acquired-in-Place [Member]
Lease intangibles, gross	2,515,264	3,136,587
Accumulated Amortization	(2,320,045)	(2,757,530)
Lease Intangibles, net	195,219	379,057
Leasing Costs [Member]
Lease intangibles, gross	1,261,390	1,730,656
Accumulated Amortization	(1,146,572)	(1,510,559)
Lease Intangibles, net	114,818	220,097
Above Market Lease [Member]
Lease intangibles, gross	333,485	333,485
Accumulated Amortization	(333,485)	(291,421)
Lease Intangibles, net	$ 0	$ 42,064

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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