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Cover - USD ($)
 12 Months Ended
May 31, 2024
Jul. 15, 2024
Nov. 30, 2023
Cover [Abstract]      
Entity Registrant Name AEHR TEST SYSTEMS    
Entity Central Index Key 0001040470    
Document Type 10-K    
Amendment Flag false    
Entity Voluntary Filers No    
Current Fiscal Year End Date --12-31    
Entity Well Known Seasoned Issuer No    
Entity Small Business true    
Entity Shell Company false    
Entity Emerging Growth Company false    
Entity Current Reporting Status Yes    
Document Period End Date May 31, 2024    
Entity Filer Category Non-accelerated Filer    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2024    
Entity Common Stock Shares Outstanding   29,007,409  
Entity Public Float     $ 630,123,470
Document Annual Report true    
Document Transition Report false    
Entity File Number 000-22893    
Entity Incorporation State Country Code CA    
Entity Tax Identification Number 94-2424084    
Entity Address Address Line 1 400 KATO TERRACE    
Entity Address City Or Town FREMONT    
Entity Address State Or Province CA    
Entity Address Postal Zip Code 94539    
City Area Code 510    
Icfr Auditor Attestation Flag false    
Auditor Name BPM LLP    
Auditor Location San Jose, California    
Auditor Firm Id 207    
Local Phone Number 623-9400    
Security 12b Title Common Stock, par value $0.01 per share    
Trading Symbol AEHR    
Security Exchange Name NASDAQ    
Entity Interactive Data Current Yes