Segment Reporting - Schedule of Total Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 979,773	$ 972,764
Operating segments | Healthcare
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	70,884	72,234
Operating segments | Office
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	30,161	30,612
Operating segments | Industrial
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	140,305	141,081
Operating segments | Self-Storage
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	99,539	100,181
Operating segments | Multifamily
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	161,161	161,303
Operating segments | Student Housing
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	228,136	229,225
Operating segments | Grocery-Anchored Retail
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	64,333	64,733
Operating segments | Real Estate Debt
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	89,400	90,019
Corporate and Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 95,854	$ 83,376