COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
Trio-Tech SIP
Capital commitments for the purchase of equipment and other related infrastructure costs	$ 17	$ 0
Yuan RMB | Trio-Tech SIP
Capital commitments for the purchase of equipment and other related infrastructure costs	117	0
Malaysia
Capital commitments for the purchase of equipment and other related infrastructure costs	4	4
Malaysia | Ringgit RM
Capital commitments for the purchase of equipment and other related infrastructure costs	18	18
Tianjin
Capital commitments for the purchase of equipment and other related infrastructure costs	12	58
Tianjin | Yuan RMB
Capital commitments for the purchase of equipment and other related infrastructure costs	$ 87	$ 397