Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
3 Months Ended
Dec. 27, 2020
Feb. 12, 2021
Cover [Abstract]    
Entity Registrant Name Optex Systems Holdings Inc  
Entity Central Index Key 0001397016  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Dec. 27, 2020  
Current Fiscal Year End Date --09-27  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business Flag true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock Shares Outstanding   8,473,285
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2021