COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($) $ in Thousands	Mar. 31, 2020	Jun. 30, 2019
Trio-Tech SIP
Capital commitments for the purchase of equipment and other related infrastructure costs	$ 0	$ 0
Yuan RMB | Trio-Tech SIP
Capital commitments for the purchase of equipment and other related infrastructure costs	0	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	0	58
Tianjin | Yuan RMB
Capital commitments for the purchase of equipment and other related infrastructure costs	$ 0	$ 397