Debt - Mortgages and Other Notes Payable - Additional Information (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2024 USD ($) Mortgage	Dec. 31, 2023 USD ($) Mortgage
Debt Instrument [Line Items]
Notes receivable, net	[1]	$ 126,584	$ 124,949
Line of credit		$ 14,000	$ 213,287
Mortgages
Debt Instrument [Line Items]
Number of properties collateralized | Mortgage		31	33
Investment Management
Debt Instrument [Line Items]
Scheduled principal payment		$ 5,400	$ 7,700
Investment Management | Core mortgage
Debt Instrument [Line Items]
Note receivable principal amount		2,000
Investment Management | Mortgages
Debt Instrument [Line Items]
Notes receivable, net		43,400	32,200
Repayments of debt		6,400
Refinanced of debt			5,800
Investment Management | Mortgages | Outparcel Disposition
Debt Instrument [Line Items]
Repayments of debt		1,500
Investment Management | Mortgages | Subscription Line
Debt Instrument [Line Items]
Notes receivable, net		174,000	150,800
Refinanced Investment Management | Mortgages
Debt Instrument [Line Items]
Repayments of debt		41,000	111,400
Fund IV
Debt Instrument [Line Items]
Maximum borrowing capacity		22,500
Remaining borrowing capacity		0	0
Long-term line of credit, noncurrent		36,200	36,200
Bridge loan principal reduction amount			3,000
Core Portfolio
Debt Instrument [Line Items]
Scheduled principal payment		4,300
Core Portfolio | Core mortgage
Debt Instrument [Line Items]
Notes receivable, net		60,000
Line of credit		7,300
Note receivable principal amount		$ 2,500	$ 2,700

[1] Includes Notes receivable, net from related parties of $14.8 million and $6.4 million as of December 31, 2024 and 2023, respectively (Note 3).