Quarterly report pursuant to Section 13 or 15(d)

Schedule of Fair Value Warrant Liabilities (Details)

v3.21.2
Schedule of Fair Value Warrant Liabilities (Details) - Warrant [Member]
Jun. 27, 2021
$ / shares
Sep. 27, 2020
$ / shares
Jun. 28, 2020
$ / shares
Sep. 29, 2019
$ / shares
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Exercise Price [1] $ 1.50 $ 1.50 $ 1.50 $ 1.50
Warrant Expiration Date [1] Aug. 26, 2021 Aug. 26, 2021 Aug. 26, 2021 Aug. 26, 2021
Stock Price [2] $ 1.53 $ 1.96 $ 1.90 $ 1.56
Time to Maturity (Years) 2 months 12 days 10 months 25 days 1 year 2 months 12 days 1 year 10 months 25 days
Calculated fair value per share $ 0.13 $ 0.62 $ 0.62 $ 0.49
Measurement Input, Risk Free Interest Rate [Member]        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Fair value measurement input [3] 0.0006 0.0012 0.0017 0.0163
Measurement Input, Price Volatility [Member]        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Fair value measurement input 0.4435 0.5167 0.5282 0.5366
[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 trading value of common stock of Optex Systems Holdings, Inc. as of each presented period ended date.
[3] Interest rate for U.S. Treasury Bonds as each presented period ended date, as published by the U.S. Federal Reserve.