Annual report pursuant to section 13 and 15(d)

Document And Entity Information

Document And Entity Information (USD $)
12 Months Ended
Mar. 30, 2014
Jun. 09, 2014
Sep. 27, 2013
Document and Entity Information [Abstract]      
Entity Registrant Name Exar Corporation    
Document Type 10-K    
Current Fiscal Year End Date --03-30    
Entity Common Stock, Shares Outstanding   47,242,288  
Entity Public Float     $ 278,800,000
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 Mar. 30, 2014    
Document Fiscal Year Focus 2014    
Document Fiscal Period Focus FY