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Note 4 - Real Estate Assets (Details Textual)			3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2022 USD ($) ft²	Dec. 07, 2022 USD ($) ft²	Jun. 30, 2024 USD ($) a ft²	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) a ft²	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	May 05, 2023 ft²
Number of States Real Estate Property is Located			3		3
Number of Limited Partnerships in which Company is Sole General Partner			5
Number of Limited Liability Companies			2		2
Impairment of Real Estate			$ 101,245	$ 0	$ 196,793	$ 0
Restricted Cash			$ 3,200,000		$ 3,200,000		$ 3,700,000
NetREIT Palm Self-Storage LP [Member]
Subsidiary, Ownership Percentage, Parent			61.30%		61.30%
Office/Industrial Properties [Member]
Area of Real Estate Property (Acre) | a			758,175		758,175
Retail Properties [Member]
Area of Real Estate Property (Acre) | ft²			65,242		65,242
Model Home [Member]
Number of Real Estate Properties			80		80
Area of Real Estate Property (Acre) | a			241,309		241,309
Number of Limited Partnerships in which Company is Sole General Partner					5
Number of Limited Liability Companies			1		1
Office Buildings [Member] | Office/Industrial Properties [Member]
Number of Real Estate Properties			8		8
Office Building [Member] | Office/Industrial Properties [Member]
Number of Real Estate Properties			1		1
Retail Site [Member] | Retail Properties [Member]
Number of Real Estate Properties			3		3
Genesis Plaza [Member] | Tenant-in-common One [Member]
Percentage Ownership in Property			57.00%		57.00%
Genesis Plaza [Member] | Tenant-in-common Two [Member]
Percentage Ownership in Property			43.00%		43.00%
Percentage Beneficial Ownership in Property			76.40%		76.40%
Grand Pacific Center [Member]
Area of Real Estate Property (Acre) | ft²		33,296						33,296
Sale Leaseback Transaction, Annual Rental Payments		$ 532,736
One Park Centre [Member]
Impairment of Real Estate							$ 2,000,000
Shea Center II [Member]
Area of Real Estate Property (Acre) | ft²	45,535
Real Estate Property, Current Base Annual Rent	$ 536,080
Restricted Cash	$ 1,100,000
COLOMBIA
Number of Real Estate Properties			5		5
NORTH DAKOTA
Number of Real Estate Properties			4		4
CALIFORNIA
Number of Real Estate Properties			1		1
TEXAS
Number of Real Estate Properties			1		1
MARYLAND
Number of Real Estate Properties			1		1

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The number of states in which real estate property is located.

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Area of a real estate property.

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The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
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-Publisher FASB
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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
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The yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

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