Note 2 - Revenues - Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Rental revenues	$ 1,831	$ 1,995	$ 5,650	$ 6,000
Recoveries	228	76	705	681
Bad debt	(48)	(82)	(131)	(121)
Total rental	2,011	1,989	6,224	6,560
Transaction and other fees	4	15	18	48
Total revenues	$ 2,015	$ 2,004	$ 6,242	$ 6,608

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