Borrowings - Schedule of Mortgage Notes Payable, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Loss on debt extinguishment	$ 632	$ 0	$ 0
Mortgages Notes Payable
Debt Instrument [Line Items]
Mortgage payable	339,034	378,623
Deferred financing costs, net	(2,290)	(3,890)
Mortgages payable, net	$ 336,744	374,733
Mortgages Notes Payable | Cortona at Forest Park
Debt Instrument [Line Items]
Interest rate	2.65%
Maximum Principal Amount	$ 45,000
Mortgage payable	$ 0	$ 45,000
Weighted average interest rate	7.35%	3.82%
Mortgages Notes Payable | Bixby Kennesaw
Debt Instrument [Line Items]
Maximum Principal Amount	$ 53,000
Mortgage payable	$ 53,000	$ 53,000
Weighted average interest rate	6.62%	3.18%
Mortgages Notes Payable | The Carmin (f/k/a Tempe Student Housing)
Debt Instrument [Line Items]
Maximum Principal Amount	$ 65,500
Mortgage payable	$ 65,500	$ 65,500
Weighted average interest rate	6.52%	2.78%
Mortgages Notes Payable | Cortlandt Crossing
Debt Instrument [Line Items]
Interest rate	3.13%
Maximum Principal Amount	$ 39,660
Mortgage payable	39,660	$ 39,660
Mortgages Notes Payable | Everly Roseland
Debt Instrument [Line Items]
Maximum Principal Amount	113,500
Mortgage payable	$ 110,874	$ 105,463
Debt instrument, interest rate during period	6.48%	4.16%
Mortgages Notes Payable | Midwest Industrial Portfolio
Debt Instrument [Line Items]
Interest rate	4.44%
Maximum Principal Amount	$ 70,000
Mortgage payable	$ 70,000	$ 70,000
Mortgages Notes Payable | Midwest Industrial Portfolio, One
Debt Instrument [Line Items]
Interest rate	4.44%
Maximum Principal Amount	$ 35,000
Mortgages Notes Payable | Midwest Industrial Portfolio, Two
Debt Instrument [Line Items]
Interest rate	2.20%
Maximum Principal Amount	$ 35,000
Debt instrument, interest rate during period	6.71%	4.54%
Mortgages Notes Payable | SOFR | Cortona at Forest Park
Debt Instrument [Line Items]
Variable interest rate	2.51%
Mortgages Notes Payable | SOFR | Bixby Kennesaw
Debt Instrument [Line Items]
Variable interest rate	1.71%
Mortgages Notes Payable | SOFR | The Carmin (f/k/a Tempe Student Housing)
Debt Instrument [Line Items]
Variable interest rate	1.75%
Mortgages Notes Payable | SOFR | Everly Roseland
Debt Instrument [Line Items]
Variable interest rate	1.45%
Mortgages Notes Payable | SOFR | Midwest Industrial Portfolio, Two
Debt Instrument [Line Items]
Variable interest rate	1.70%