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Note 1 - Organization and Basis of Presentation - Ownership (Details) | Mar. 31, 2024
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Express Test Corporation Dormant [Member] |  |
Ownership | 100.00% |
Trio Tech Reliability Services Dormant [Member] |  |
Ownership | 100.00% |
KTS Incorporated, dba Universal Systems (Dormant) [Member] |  |
Ownership | 100.00% |
European Electronic Test Centre (Dormant) [Member] |  |
Ownership | 100.00% |
Trio Tech International Pte Ltd [Member] |  |
Ownership | 100.00% |
Universal (Far East) Pte. Ltd. [Member] |  |
Ownership | 100.00% | [1]
Trio-Tech International (Thailand) Co. Ltd. [Member] |  |
Ownership | 100.00% | [1]
Trio-Tech (Bangkok) Co. Ltd [Member] |  |
Ownership | 100.00% | [1]
Trio-Tech (Malaysia) Sdn. Bhd.[Member] |  |
Ownership | 55.00% |
Trio-Tech (Kuala Lumpur) Sdn. Bhd. [Member] |  |
Ownership | 55.00% |
Prestal Enterprise Sdn. Bhd. [Member] |  |
Ownership | 76.00% |
Trio-Tech (SIP) Co., Ltd [Member] |  |
Ownership | 100.00% | [1]
Trio-Tech (Chongqing) Co. Ltd [Member] |  |
Ownership | 100.00% | [1]
SHI International Pte. Ltd. (Dormant) [Member] |  |
Ownership | 55.00% |
PT SHI Indonesia (Dormant) [Member] |  |
Ownership | 52.00% |
Trio-Tech (Tianjin) Co., Ltd, [Member] |  |
Ownership | 100.00% | [1]
Trio-tech (Jiangsu) Co. Ltd. [Member] |  |
Ownership | 51.00% |
[1] | 100% owned by Trio-Tech International Pte. Ltd.

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