Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information - shares
9 Months Ended
Dec. 27, 2015
Feb. 02, 2016
Entity Registrant Name EXAR CORPORATION  
Entity Central Index Key 0000753568  
Trading Symbol exar  
Current Fiscal Year End Date --03-27  
Entity Filer Category Accelerated Filer  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Well-known Seasoned Issuer No  
Entity Common Stock, Shares Outstanding (in shares)   48,518,671
Document Type 10-Q  
Document Period End Date Dec. 27, 2015  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Amendment Flag false