Note 8 - Other Assets - Other Assets (Details) - USD ($) $ in Thousands		Mar. 31, 2022	Jun. 30, 2021
Down payment for purchase of investment properties	[1]	$ 0	$ 0
Down payment for purchase of property, plant and equipment		6	372
Deposits for rental and utilities and others		153	160
Currency translation effect		(18)	(270)
Total		$ 141	$ 262

[1] Down payment for purchase of investment properties included: