Supplemental Financial Statement Information - Other And Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Other Assets
Deposits on building and land acquisitions	$ 12,175	$ 9,800
Deferred leasing costs, net	6,439	6,310
Straight- line rents	6,310	5,909
Intangible assets, net	5,228	5,495
Prepaid expenses	2,380	3,236
Account receivable (primary leases)	1,330	399
Interest rate swap assets	1,220	188
Deferred financing costs related to revolving lines of credit	828	917
Right-of-use assets	$ 563	$ 593
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Total other assets	Total other assets
Registration statement costs	$ 341	$ 341
Furniture, fixtures and equipment, net	316	369
Prepaid development costs	136	143
Other	384	402
Total other assets	$ 37,650	$ 34,102