Mortgage Notes, Repurchase Facility and Unsecured Revolving Credit Facility - Summary of the Mortgage Notes Secured by Properties and Repurchase Facility (Details) - USD ($)			3 Months Ended
		Jul. 15, 2025	Mar. 31, 2026	Dec. 31, 2025	Aug. 22, 2024
Debt Instrument [Line Items]
Maturity Date		Jul. 15, 2028
Mortgage notes, net			$ 363,841,000	$ 359,445,000
Long-Term Debt	[1]		$ 671,054,000	607,091,000
Repurchase Facility
Debt Instrument [Line Items]
Maturity Date			Aug. 22, 2027
Maximum Facility Size			$ 250,000,000		$ 150,000,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Weighted average interest rate			1.52%
Commercial Mortgage Loan | Repurchase Facility
Debt Instrument [Line Items]
Total loans secured by real estate			$ 228,450,000	168,450,000
Unamortized deferred financing costs			(642,000)	(587,000)
Long-Term Debt			227,808,000	167,863,000
Mortgage notes
Debt Instrument [Line Items]
Total loans secured by real estate			369,604,000	365,641,000
Deferred financing costs, net			(4,047,000)	(4,327,000)
Mortgage discount, net			(1,716,000)	(1,869,000)
Mortgage notes, net			363,841,000	359,445,000
Long-Term Debt			369,604,000
Mortgage notes | Fixed Rate
Debt Instrument [Line Items]
Total loans secured by real estate			240,036,000	240,274,000
Mortgage notes | Variable Rate
Debt Instrument [Line Items]
Total loans secured by real estate			$ 129,568,000	125,367,000
Mortgage notes | Caroline West Gray | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			5.44%
Maturity Date			Dec. 01, 2029
Total loans secured by real estate			$ 45,911,000	45,911,000
Mortgage notes | Caroline Post Oak | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			5.44%
Maturity Date			Dec. 01, 2029
Total loans secured by real estate			$ 40,528,000	40,528,000
Mortgage notes | Coda on Centre | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			4.28%
Maturity Date			May 01, 2029
Total loans secured by real estate			$ 27,718,000	27,860,000
Mortgage notes | The Elmstead | Fixed Rate
Debt Instrument [Line Items]
Interest Rate	[2]		4.30%
Maturity Date	[2]		Apr. 01, 2031
Total loans secured by real estate	[2]		$ 21,245,000	21,245,000
Mortgage notes | 6200 Bristol | Variable Rate
Debt Instrument [Line Items]
Interest Rate	[3]		2.05%
Maturity Date	[3]		Apr. 01, 2029
Total loans secured by real estate	[3]		$ 10,000,000	10,000,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Mortgage notes | Bass Lofts | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			3.95%
Maturity Date			Sep. 05, 2027
Total loans secured by real estate			$ 14,806,000	14,902,000
Mortgage notes | One Brooklyn | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			4.35%
Maturity Date			Jul. 01, 2028
Total loans secured by real estate			$ 6,600,000	6,600,000
Mortgage notes | Charleston | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			5.08%
Maturity Date			Sep. 01, 2030
Total loans secured by real estate			$ 59,728,000	59,728,000
Mortgage notes | Norfolk Industrial Portfolio | Variable Rate
Debt Instrument [Line Items]
Interest Rate	[4]		1.75%
Maturity Date	[4]		Jun. 19, 2030
Total loans secured by real estate	[4]		$ 43,700,000	43,700,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Mortgage notes | Preserve at Pine Valley | Variable Rate
Debt Instrument [Line Items]
Interest Rate	[5]		1.50%
Maturity Date	[5]		Dec. 10, 2030
Total loans secured by real estate	[5]		$ 21,200,000	21,200,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Mortgage notes | Vineyard Commons | Variable Rate
Debt Instrument [Line Items]
Interest Rate	[6]		1.40%
Maturity Date	[6]		Jan. 01, 2030
Total loans secured by real estate	[6]		$ 45,175,000	45,175,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Mortgage notes | Stablewood | Variable Rate
Debt Instrument [Line Items]
Interest Rate	[7]		3.75%
Maturity Date	[7]		Aug. 08, 2028
Total loans secured by real estate	[7]		$ 9,493,000	5,292,000
Maximum Facility Size			$ 50,000,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Mortgage notes | Baker Chocolate | Fixed Rate
Debt Instrument [Line Items]
Interest Rate			3.91%
Maturity Date			Jan. 01, 2028
Total loans secured by real estate			$ 23,500,000	23,500,000
Credit Facility
Debt Instrument [Line Items]
Interest Rate		0.50%
Maturity Date			Jul. 15, 2028
Maximum Facility Size			$ 325,000,000
Investment, Variable Interest Rate, Type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Weighted average interest rate			1.30%
Credit Facility | Commercial Mortgage Loan
Debt Instrument [Line Items]
Total loans secured by real estate			$ 73,000,000	$ 73,000,000

[1] Excludes deferred financing costs and discounts.

[2] (1) This loan is comprised of a senior and a mezzanine loan. The interest rate and maturity date presented are the weighted average.

[3] (2) The Company entered into an interest rate swap that was not designated as a hedge, which fixed the rate at 6.26%.

[4] (3) The Company entered into an interest rate swap that was not designated as a hedge, which fixed the rate at 5.41%.

[5] (4) The Company entered into an interest rate swap that was not designated as a hedge, which fixed the rate at 4.90%.

[6] (5) The Company entered into an interest rate swap that was not designated as a hedge, which fixed the rate at 4.88%.

[7] (6) Represents a line of credit secured by real estate with a maximum facility size of $50 million.