Segment Reporting - Schedule of Total Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 972,764	$ 1,039,158
Operating segments | Healthcare
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	72,234	79,478
Operating segments | Office
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	30,612	38,487
Operating segments | Industrial
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	141,081	146,121
Operating segments | Self-storage
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	100,181	92,182
Operating segments | Multifamily
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	161,303	226,417
Operating segments | Student Housing
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	229,225	238,648
Operating segments | Grocery-anchored retail
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	64,733	65,666
Operating segments | Real Estate Debt
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	90,019	62,285
Corporate and Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 83,376	$ 89,874