16. DISSOLUTION OF AEHR TEST SYSTEMS JAPAN (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
May 31, 2021	May 31, 2020	May 31, 2019
Dissolution Of Aehr Test Systems Japan
Deconsolidation net gain	$ 2,401	$ 0	$ 0
Net gain due to cumulative translation adjustment reclassiefied to earnings	2,186	0	0
Income tax benefits	$ 215	$ 0	$ 0

Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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