Investments in Non-Consolidated Entities - Schedule of Investment in Non-Consolidated Entities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Investments in and Advances to Affiliates [Line Items]
Investment Balance as of	$ 33,432		$ 33,432		$ 40,018
Equity in earnings (losses) of non-consolidated entities	$ (1,239)	$ (1,158)	$ (3,177)	$ (3,444)
NNN MFG Cold JV L.P.
Investments in and Advances to Affiliates [Line Items]
Percentage Ownership at	20.00%		20.00%
Investment Balance as of	$ 3,896		$ 3,896		10,428
Equity in earnings (losses) of non-consolidated entities			$ (2,577)	(2,903)
NNN Office JV L.P.
Investments in and Advances to Affiliates [Line Items]
Percentage Ownership at	20.00%		20.00%
Investment Balance as of	$ 14,886		$ 14,886		15,189
Equity in earnings (losses) of non-consolidated entities			$ (304)	(215)
Etna Park 70 LLC
Investments in and Advances to Affiliates [Line Items]
Percentage Ownership at	90.00%		90.00%
Investment Balance as of	$ 9,904		$ 9,904		9,732
Equity in earnings (losses) of non-consolidated entities			$ (173)	(199)
Etna Park East LLC
Investments in and Advances to Affiliates [Line Items]
Percentage Ownership at	90.00%		90.00%
Investment Balance as of	$ 2,433		$ 2,433		2,360
Equity in earnings (losses) of non-consolidated entities			$ (128)	(124)
Lombard Street Lots, LLC
Investments in and Advances to Affiliates [Line Items]
Percentage Ownership at	44.10%		44.10%
Investment Balance as of	$ 2,313		$ 2,313		$ 2,309
Equity in earnings (losses) of non-consolidated entities			$ 5	$ (3)