XML 11 R1.htm IDEA: XBRL DOCUMENT v3.6.0.2
Document and Entity Information - shares
 9 Months Ended
Dec. 31, 2016
Jan. 31, 2017
Document And Entity Information    
Entity Registrant Name GSI TECHNOLOGY INC  
Entity Central Index Key 0001126741  
Document Type 10-Q  
Document Period End Date Dec. 31, 2016  
Amendment Flag false  
Current Fiscal Year End Date --03-31  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   20,383,726
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2017