Note 3 - Term Deposits - Term Deposits (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Short-term deposits	$ 5,619	$ 6,353
Currency translation effect on short-term deposits	199	(298)
Total short-term deposits	5,420	6,651
Restricted term deposits	1,746	1,682
Currency translation effect on restricted term deposits	(68)	59
Total restricted term deposits	1,678	1,741
Total term deposits	$ 7,098	$ 8,392