Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Jun. 30, 2021	3,913
Balance at Jun. 30, 2021	$ 12,178	$ 4,233	$ 6,824	$ 2,399	$ 419	$ 26,053
Stock option expenses	0	475	0	0	0	475
Net income	0	0	2,395	0	(96)	2,299
Dividend declared by subsidiary	$ 0	0	0	0	(122)	(122)
Exercise of stock option (in shares)	159
Exercise of stock option	$ 572	0	0	0	0	572
Translation adjustment	$ 0	0	0	(1,202)	(73)	(1,275)
Balance (in shares) at Jun. 30, 2022	4,072
Balance at Jun. 30, 2022	$ 12,750	4,708	9,219	1,197	128	28,002
Stock option expenses	0	358	0	0	0	358
Net income	$ 0	0	1,544	0	214	1,758
Exercise of stock option (in shares)	25
Exercise of stock option	$ 69	0	0	0	0	69
Translation adjustment	$ 0	0	0	(439)	(177)	(616)
Balance (in shares) at Jun. 30, 2023	4,097
Balance at Jun. 30, 2023	$ 12,819	$ 5,066	$ 10,763	$ 758	$ 165	$ 29,571