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Document and Entity Information (USD $)
3 Months Ended
Jun. 30, 2011
Aug. 15, 2011
Sep. 30, 2010
Document and Entity Information [Abstract]      
Entity Registrant Name EMERSON RADIO CORP    
Entity Central Index Key 0000032621    
Document Type 10-Q    
Document Period End Date Jun. 30, 2011
Amendment Flag false    
Document Fiscal Year Focus 2011    
Document Fiscal Period Focus Q1    
Current Fiscal Year End Date --04-02    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Smaller Reporting Company    
Entity Public Float     $ 26,744,733
Entity Common Stock, Shares Outstanding   27,129,832