Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information (USD $)
12 Months Ended
Mar. 28, 2015
Jun. 02, 2015
Sep. 27, 2014
Document and Entity Information [Abstract]      
Entity Registrant Name GIGA TRONICS INC    
Document Type 10-K    
Current Fiscal Year End Date --03-28    
Entity Common Stock, Shares Outstanding   6,725,281dei_EntityCommonStockSharesOutstanding  
Entity Public Float     $ 9,731,799dei_EntityPublicFloat
Amendment Flag false    
Entity Central Index Key 0000719274    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Smaller Reporting Company    
Entity Well-known Seasoned Issuer No    
Document Period End Date Mar. 28, 2015    
Document Fiscal Year Focus 2015    
Document Fiscal Period Focus FY