Note 6 - Other Assets - Schedule of Other Assets, Net (Detail) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Prepaid assets and deposits	$ 841	$ 1,364
Leasing commission costs and incentives, net	2,594	2,297
Right-of-use assets, net	$ 1,198	$ 1,253
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Total assets	Total assets
Pre-acquisition costs	$ 0	$ 73
Other receivables, net	1,086	460
Corporate property, net	115	125
Total assets	6,826	6,564
Related Party [Member]
Property, Plant and Equipment [Line Items]
Receivables from related parties	$ 992	$ 992