Note 10 - Lines Of Credit- Line of Credit (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Trio Tech International Pte Ltd [Member]
Credit Limitation	$ 4,090	$ 4,237
Unused Credit	3,651	4,237
Universal (Far East) Pte. Ltd. [Member]
Credit Limitation	1,076	1,115
Unused Credit	586	1,043
Trio-Tech (Malaysia) Sdn. Bhd.[Member]
Credit Limitation	338	361
Unused Credit	$ 338	$ 361

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant