Quarterly report pursuant to sections 13 or 15(d)

Document And Entity Information

Document And Entity Information
3 Months Ended
Jun. 30, 2013
Aug. 02, 2013
Document and Entity Information [Abstract]    
Entity Registrant Name Exar Corporation  
Document Type 10-Q  
Current Fiscal Year End Date --03-30  
Entity Common Stock, Shares Outstanding   47,483,175
Amendment Flag false  
Entity Central Index Key 0000753568  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Filer Category Accelerated Filer  
Entity Well-known Seasoned Issuer No  
Document Period End Date Jun. 30, 2013  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q1