Investments in Non-Consolidated Entities - Schedule of Investment in Non-Consolidated Entities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Investments in and Advances to Affiliates [Line Items]
Investment balance	$ 73,575	$ 74,559
NNN MFG Cold JV L.P. ("MFG Cold JV")
Investments in and Advances to Affiliates [Line Items]
Ownership percentage	20.00%
Investment balance	$ 30,601	30,752
NNN Office JV L.P. ("NNN JV")
Investments in and Advances to Affiliates [Line Items]
Ownership percentage	20.00%
Investment balance	$ 24,051	24,112
Etna Park 70 LLC
Investments in and Advances to Affiliates [Line Items]
Ownership percentage	90.00%
Investment balance	$ 12,927	12,874
Etna Park East LLC
Investments in and Advances to Affiliates [Line Items]
Ownership percentage	90.00%
Investment balance	$ 2,112	2,797
BSH Lessee L.P.
Investments in and Advances to Affiliates [Line Items]
Ownership percentage	25.00%
Investment balance	$ 3,884	$ 4,024