Mortgage Notes Payable, Net - Schedule of Mortgage Notes Payable, Net (Details) $ in Thousands	Mar. 31, 2026 USD ($) property	Dec. 31, 2025 USD ($)
Debt Instrument [Line Items]
Mortgage notes payable, gross	$ 251,000
Mortgage notes payable, net	$ 249,736	$ 249,565
Mortgages
Debt Instrument [Line Items]
Encumbered Properties | property	5
Mortgage notes payable, gross	$ 251,000	251,000
Effective Interest Rate	4.56%
Less: deferred financing costs, net	$ (1,264)	(1,435)
Mortgage notes payable, net	$ 249,736	249,565
Mortgage note payable — 123 William Street | Mortgages
Debt Instrument [Line Items]
Encumbered Properties | property	1
Mortgage notes payable, gross	$ 140,000	140,000
Effective Interest Rate	4.74%
Mortgage note payable — 400 E. 67th Street - Laurel Condominium / 200 Riverside Boulevard - ICON Garage | Mortgages
Debt Instrument [Line Items]
Encumbered Properties | property	2
Mortgage notes payable, gross	$ 50,000	50,000
Effective Interest Rate	4.59%
Mortgage note payable — 8713 Fifth Avenue | Mortgages
Debt Instrument [Line Items]
Encumbered Properties | property	1
Mortgage notes payable, gross	$ 10,000	10,000
Effective Interest Rate	5.05%
Mortgage note payable — 196 Orchard Street | Mortgages
Debt Instrument [Line Items]
Encumbered Properties | property	1
Mortgage notes payable, gross	$ 51,000	$ 51,000
Effective Interest Rate	3.91%