Segment Reporting - Schedule of Total Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,034,305	$ 1,039,158
Operating segments | Healthcare
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	77,139	79,478
Operating segments | Office
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	38,138	38,487
Operating segments | Industrial
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	145,266	146,121
Operating segments | Self-Storage
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	90,288	92,182
Operating segments | Multifamily
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	224,403	226,417
Operating segments | Student Housing
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	236,002	238,648
Operating segments | Grocery-Anchored Retail
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	65,929	65,666
Operating segments | Real Estate Debt
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	89,453	62,285
Corporate and Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 67,687	$ 89,874