Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - 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, 2020	3,673
Balance at Jun. 30, 2020	$ 11,424	$ 3,363	$ 8,036	$ 1,143	$ 1,180	$ 25,146
Stock option expenses	0	144	0	0	0	144
Net (loss) / income	0	0	405	0	(454)	(49)
Dividend declared by subsidiary	$ 0	0	0	0	(189)	(189)
Exercise of stock option (in shares)	240
Exercise of stock option	$ 754	0	0	0	0	754
Translation adjustment	$ 0	0	0	1,116	(1)	1,115
Balance (in shares) at Mar. 31, 2021	3,913
Balance at Mar. 31, 2021	$ 12,178	3,507	8,441	2,259	536	26,921
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	459	0	0	0	459
Net (loss) / income	0	0	1,605	0	(25)	1,580
Dividend declared by subsidiary	$ 0	0	0	0	(122)	(122)
Exercise of stock option (in shares)	116
Exercise of stock option	$ 429	0	0	0	0	429
Translation adjustment	$ 0	0	0	(7)	(15)	(22)
Balance (in shares) at Mar. 31, 2022	4,029
Balance at Mar. 31, 2022	$ 12,607	$ 4,692	$ 8,429	$ 2,392	$ 257	$ 28,377