Variable Interest Entities ("VIEs") - Summary of Investments in Unconsolidated Real Estate Funds and Maximum Risk of Loss from Investments (Details) - Unconsolidated Real Estate Funds [Member] - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Carrying Value of Investments [Member]
Variable Interest Entity [Line Items]
Investments in unconsolidated real estate related funds	$ 4,537	$ 3,411
Asset Management Fees and Other Receivables [Member]
Variable Interest Entity [Line Items]
Investments in unconsolidated real estate related funds		21
Maximum Risk of Loss [Member]
Variable Interest Entity [Line Items]
Investments in unconsolidated real estate related funds	$ 4,537	$ 3,432