The book value of common stock per share.

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The percentage of loan to value.

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The percentage of preferred equity investment current interest rate.

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The number of shares potentially issuable under stock issuance agreement.

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

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

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Percentage added to reference rate used to compute variable rate on loan receivable.

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Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP).

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Amortized cost, after allowance for credit loss, of financing receivable classified as current. Excludes net investment in lease.

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Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners.

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Amount paid to managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP).

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Note 14 - Related Party Transactions (Details Textual) - USD ($) $ / shares in Units, $ in Thousands														3 Months Ended		6 Months Ended	9 Months Ended		12 Months Ended
	Jun. 30, 2022	May 20, 2022	Feb. 21, 2022	Feb. 14, 2022	Jan. 07, 2022	Sep. 08, 2021	Apr. 20, 2021	Feb. 22, 2021	Nov. 02, 2020	Oct. 15, 2020	Jun. 24, 2020	May 29, 2020	May 08, 2020	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Mar. 31, 2022
Payment for Management Fee																	$ 0
Stock issuance Agreement, Number of Shares (in shares)						13,578,905.9													13,758,905.9
Noncontrolling Interest, Shares Redeemed (in shares)				395,033	4,774,572	1,479,132
Stock Issued During Period, Shares, Conversion of Redeemable Noncontrolling Interests (in shares)				395,033	4,774,570	1,479,132
Management Fee Expense														$ 822	$ 551		$ 2,330	$ 1,587
Bridge Loan [Member]
Financing Receivable, after Allowance for Credit Loss, Current, Total																				$ 13,500
Bridge Loan [Member] \| Prime Rate [Member]
Loans Receivable, Basis Spread on Variable Rate																				1.50%
The 5.75 Percent Senior Notes Due 2026 [Member]
Debt Instrument, Interest Rate, Stated Percentage	5.75%	5.75%														5.75%
Debt Instrument, Percentage of Par Value	96.50%	96.30%
The 5.75 Percent Senior Notes Due 2026 [Member] \| Unsecured Debt [Member]
Debt Instrument, Face Amount							$ 75,000
Debt Instrument, Interest Rate, Stated Percentage							5.75%
Debt Instrument, Percentage of Par Value							99.50%
Proceeds from Issuance of Debt							$ 73,100
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)																	276,940
2020 LTIP [Member] \| Restricted Stock Units (RSUs) [Member] \| Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)			12,464					11,832					14,739
2020 LTIP [Member] \| Restricted Stock Units (RSUs) [Member] \| Officers and Other Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)			264,476					220,352			274,274
2020 LTIP [Member] \| Restricted Stock Units (RSUs) [Member] \| General Partner of Subsidiary [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)									1,838
2020 LTIP [Member] \| Restricted Stock Units (RSUs) [Member] \| Directors, Officers and Certain Key Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)								233,385
OP [Member] \| Unsecured Debt [Member]
Debt Instrument, Face Amount										$ 36,500
Debt Instrument, Interest Rate, Stated Percentage										7.50%
Debt Instrument, Percentage of Par Value										99.00%
NexPoint Real Estate Advisors VII, L.P. [Member]
Percentage of Annual Advisory Paid Monthly																	1.50%
Management Fee Expense																	$ 2,300	$ 1,600
NexPoint Real Estate Advisors VII, L.P. [Member] \| Maximum [Member]
Percentage of Direct Payment of Operating Expense																			2.50%
Buffalo Pointe [Member] \| Contribution Agreement [Member]
Percentage of Occupancy of Multifamily Property														93.50%			93.50%
Percentage of Preferred Equity Investment Current Interest Rate																	6.50%
Percentage of Preferred Equity Investment Deferred Interest Rate																	4.50%
Percentage of Loan to Value																	73.40%
Preferred Equity Investment Maturity Date																May 01, 2030
Buffalo Pointe [Member] \| OP [Member] \| Contribution Agreement [Member]
Payments of Distributions to Affiliates												$ 10,000
Partners' Capital Account, Units, Sale of Units, Total (in shares)												564,334
Book Value Of Common Stock Per Share (in dollars per share)												$ 17.72
NexAnnuity Asset Management [Member] \| The 5.75 Percent Senior Notes Due 2026 [Member] \| Unsecured Debt [Member]
Debt Instrument, Face Amount							$ 2,500
Debt Instrument, Interest Rate, Stated Percentage							5.75%