Fair Value Measurements - Derivatives (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022
Summary of consolidated hedging instruments:
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Prepaid Expense and Other Assets
Interest Rate Cap, 77 Mortgage Loan
Summary of consolidated hedging instruments:
Notional Amount	$ 67,000
All-In Capped Rate (as a percent)	2.50%
Interest Rate Cap, 237 11th Loans
Summary of consolidated hedging instruments:
Notional Amount	$ 60,000
All-In Capped Rate (as a percent)	2.50%
Estimate of Fair Value Measurement
Summary of consolidated hedging instruments:
Derivative Assets	$ 1,449	$ 2,005
Estimate of Fair Value Measurement | Interest Rate Cap, 77 Mortgage Loan
Summary of consolidated hedging instruments:
Derivative Assets	135	1,298
Estimate of Fair Value Measurement | Interest Rate Cap, 237 11th Loans
Summary of consolidated hedging instruments:
Derivative Assets	1,314	$ 707
Changes Measurement
Summary of consolidated hedging instruments:
Derivative Assets	(556)		$ 1,227
Changes Measurement | Interest Rate Cap, 77 Mortgage Loan
Summary of consolidated hedging instruments:
Derivative Assets	(1,163)		745
Changes Measurement | Interest Rate Cap, 237 11th Loans
Summary of consolidated hedging instruments:
Derivative Assets	$ 607		$ 482