Note 2 - Revenues - Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Rental revenues	$ 1,995	$ 2,136	$ 6,000	$ 6,215
Recoveries	76	254	681	643
Bad debt	(82)	(19)	(121)	(48)
Total rental	1,989	2,371	6,560	6,810
Transaction and other fees	15	10	48	33
Total revenues	$ 2,004	$ 2,381	$ 6,608	$ 6,843

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details