Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
12 Months Ended
Mar. 25, 2017
Jun. 02, 2017
Sep. 24, 2016
Document Information [Line Items]      
Entity Registrant Name GIGA TRONICS INC    
Entity Central Index Key 0000719274    
Trading Symbol giga    
Current Fiscal Year End Date --03-25    
Entity Filer Category Smaller Reporting Company    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer No    
Entity Common Stock, Shares Outstanding (in shares)   9,784,203  
Entity Public Float     $ 8,703,636
Document Type 10-K    
Document Period End Date Mar. 25, 2017    
Document Fiscal Year Focus 2017    
Document Fiscal Period Focus FY    
Amendment Flag false