Annual report pursuant to Section 13 and 15(d)

Warrant Liabilities - Summary of Warrants Outstanding and Fair Values (Details) (Parenthetical)

v3.19.3.a.u2
Warrant Liabilities - Summary of Warrants Outstanding and Fair Values (Details) (Parenthetical) - USD ($)
 12 Months Ended
Jun. 12, 2019
Sep. 17, 2018
Sep. 29, 2019
Sep. 30, 2018
Sep. 30, 2019
Oct. 01, 2017
 [1],[2]
Aug. 26, 2016
Outstanding warrants issued     197,935        
Proceeds from warrant exercised     $ 72,000 $ 93,000      
Warrant [Member]              
Warrants incorrectly reflected         4,323,135    
Proceeds from warrant exercised $ 71,256 $ 93,500 93,000        
Fair value of warrant liability   $ 53,000 $ 53,000        
Number of warrants repurchased or cancelled     88,081        
Exercise price $ 1.50   $ 1.50 [1] $ 1.50 [1] $ 0.85 $ 1.50 $ 1.50 [1],[2]
Number of warrants repurchased or cancelled, value     $ (75,000)        
Warrant [Member] | Underwriter [Member]              
Outstanding warrants issued             197,935
Warrants incorrectly reflected             4,125,200
[1] Based on the terms provided in the warrant agreement to purchase common stock of Optex Systems Holdings, Inc. dated August 26, 2016.
[2] Based on the historical daily volatility of Optex Systems Holdings, Inc. as of each presented period ending date.