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Note 7 - Mortgage Notes Payable (Details Textual) $ in Millions	May 05, 2023 USD ($) ft²	Aug. 05, 2023	Jun. 30, 2023
Refinanced Loan [Member]
Debt Instrument, Interest Rate, Stated Percentage	6.35%
Debt Instrument, Face Amount	$ 3.8
Debt Instrument, Term (Year)	10 years
Construction Loan [Member]
Debt Instrument, Interest Rate, Stated Percentage	6.35%
Debt Instrument, Face Amount	$ 2.7
Debt Instrument, Term (Year)	10 years
Model Home [Member]
Number of Real Estate Properties Held for Sale			4
Model Home [Member] | Mortgage Notes [Member]
Debt Instrument, Interest Rate, Stated Percentage		6.70%
Model Home [Member] | Mortgage Notes [Member] | Minimum [Member]
Debt Instrument, Interest Rate, Stated Percentage			2.50%
Model Home [Member] | Mortgage Notes [Member] | Maximum [Member]
Debt Instrument, Interest Rate, Stated Percentage			6.70%
Grand Pacific Center [Member]
Area of Real Estate Property (Square Foot) | ft²	33,296

X

- Definition

Represents the number of real estate properties held for sale.

+ References

No definition available.

+ Details

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X

- Definition

Area of a real estate property.

+ References

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X

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
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Balance Type:	credit
Period Type:	instant

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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X

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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