Organization and Significant Accounting Policies - Components of Revenue Streams, Timing of Satisfying Performance Obligations, and Amounts (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Schedule of management, transaction, and other fees [Line Items]
Management, transaction, and other fees	$ 6,735	$ 7,106	$ 13,131	$ 13,144
Property management services [Member]
Schedule of management, transaction, and other fees [Line Items]
Management, transaction, and other fees	3,895	3,487	$ 7,856	6,945
Timing of satisfaction of performance obligations			Over time
Asset management services [Member]
Schedule of management, transaction, and other fees [Line Items]
Management, transaction, and other fees	1,620	1,648	$ 3,222	3,277
Timing of satisfaction of performance obligations			Over time
Leasing services [Member]
Schedule of management, transaction, and other fees [Line Items]
Management, transaction, and other fees	1,016	1,096	$ 1,591	1,814
Timing of satisfaction of performance obligations			Point in time
Other fees [Member]
Schedule of management, transaction, and other fees [Line Items]
Management, transaction, and other fees	$ 204	$ 875	$ 462	$ 1,108
Timing of satisfaction of performance obligations			Point in time