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v3.25.2

Note 1 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 29, 2025
Net Income (Loss) Available to Common Stockholders, Basic |  | $ (41) | $ 1,050 |
Retained Earnings (Accumulated Deficit) | $ 12,037 | 12,037 | 11,813 |
Research and Development Expense |  | 384 | 392 |
Subsidiaries [Member] |  |  |  |
Retained Earnings (Accumulated Deficit) | $ 23,374 | $ 23,374 | $ 22,528 |
Minimum [Member] |  |  |  |
Trade Accounts Receivable, Credit Term (Day) |  | 30 days |  |
Maximum [Member] |  |  |  |
Trade Accounts Receivable, Credit Term (Day) |  | 90 days |  |
Trio-tech (Jiangsu) Co. Ltd. [Member] |  |  |  |
Ownership Percentage | 100.00% | 100.00% |  |
Trio-tech (Jiangsu) Co. Ltd. [Member] | Trio-Tech (SIP) Co., Ltd [Member] |  |  |  |
Ownership Percentage Acquired | 49.00% |  |  |
Ownership Percentage |  |  |  | 51.00%
Trio-Tech (Tianjin) Co., Ltd, [Member] |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent | 100.00% | 100.00% |  |

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