Notes Payable - Secured Mortgage Notes (Details) $ in Thousands	Dec. 31, 2023 USD ($) debt_instrument	Dec. 31, 2022 USD ($) property	Nov. 30, 2022 USD ($)	Oct. 31, 2022 USD ($)
Debt Instrument [Line Items]
Notes payable, gross	$ 2,462,068	$ 2,341,841
Outstanding amount	2,457,627	2,334,606
Mortgage Debt
Debt Instrument [Line Items]
Notes payable, gross	526,968	$ 535,241
Outstanding amount	$ 527,000
Number of non-recourse mortgage loans | debt_instrument	5
Collateral amount	$ 888,400
Term Loan, Unsecured Due In 2026 | Fixed interest rate of 5.45%
Debt Instrument [Line Items]
Interest Rate	646.00%
Term Loan, Unsecured Due In 2026 | Floating Interest Rate of 6.46%.
Debt Instrument [Line Items]
Interest Rate	5.45%
Terminus Properties In Atlanta | Mortgage Debt
Debt Instrument [Line Items]
Number of real estate properties | property		2
Notes payable, gross		$ 221,000	$ 178,900
Interest Rate		6.34%
Debt, weighted average interest rate	4.68%	4.67%
Legacy Union One | Mortgage Debt
Debt Instrument [Line Items]
Notes payable, gross				$ 66,000
Interest Rate				4.24%
Promenade Tower | Mortgage Debt
Debt Instrument [Line Items]
Notes payable, gross				$ 86,300
Interest Rate				4.27%