| Stock Based Compensation (Tables)
 | 12 Months Ended | 
| Sep. 30, 2012 | 
| Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract] |  | 
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value [Table Text Block] | Optex Systems Holdings has granted stock options to officers and employees as follows:   
| Date of |  | Shares |  |  | Exercise |  |  | Shares Outstanding |  |  | Expiration |  |  | Vesting |  |  
| Grant |  | Granted |  |  | Price |  |  | As of 09/30/12 |  |  | Date |  |  | Date |  |  
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| 03/30/09 |  |  | 480,981 |  |  | $ | 0.15 |  |  |  | 480,981 |  |  |  | 03/29/2016 |  |  |  | 03/30/2010 |  |  
| 03/30/09 |  |  | 466,834 |  |  | $ | 0.15 |  |  |  | 466,834 |  |  |  | 03/29/2016 |  |  |  | 03/30/2011 |  |  
| 03/30/09 |  |  | 466,834 |  |  | $ | 0.15 |  |  |  | 466,834 |  |  |  | 03/29/2016 |  |  |  | 03/30/2012 |  |  
| 05/14/09 |  |  | 316,750 |  |  | $ | 0.15 |  |  |  | 275,750 |  |  |  | 05/13/2016 |  |  |  | 05/14/2010 |  |  
| 05/14/09 |  |  | 316,750 |  |  | $ | 0.15 |  |  |  | 275,750 |  |  |  | 05/13/2016 |  |  |  | 05/14/2011 |  |  
| 05/14/09 |  |  | 316,750 |  |  | $ | 0.15 |  |  |  | 275,750 |  |  |  | 05/13/2016 |  |  |  | 05/14/2012 |  |  
| 05/14/09 |  |  | 316,750 |  |  | $ | 0.15 |  |  |  | 275,750 |  |  |  | 05/13/2016 |  |  |  | 05/14/2013 |  |  
| 12/09/11 |  |  | 11,517,500 |  |  | $ | 0.01 |  |  |  | 11,490,000 |  |  |  | 12/08/2018 |  |  |  | 12/08/2012 |  |  
| 12/09/11 |  |  | 11,517,500 |  |  | $ | 0.01 |  |  |  | 11,490,000 |  |  |  | 12/08/2018 |  |  |  | 12/08/2013 |  |  
| 12/09/11 |  |  | 11,517,500 |  |  | $ | 0.01 |  |  |  | 11,490,000 |  |  |  | 12/08/2018 |  |  |  | 12/08/2014 |  |  
| 12/09/11 |  |  | 11,517,500 |  |  | $ | 0.01 |  |  |  | 11,490,000 |  |  |  | 12/08/2018 |  |  |  | 12/08/2015 |  |  
| Total |  |  | 48,751,649 |  |  |  |  |  |  |  | 48,477,649 |  |  |  |  |  |  |  |  |  |  | 
| Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] | The following table summarizes the status of Optex Systems Holdings’ aggregate stock options granted under the incentive stock option plan:   
|  |  |  | Number |  |  |  | Weighted |  |  |  |  |  |  |  |  |  |  
|  |  |  | of Shares |  |  |  | Average |  |  |  | Weighted |  |  |  | Aggregate |  |  
|  |  |  | Remaining |  |  |  | Fair |  |  |  | Average |  |  |  | Value |  |  
| Subject to Exercise |  |  | Options |  |  |  | Value |  |  |  | Life (Years) |  |  |  | (Thousands) |  |  
| Outstanding as of October 3, 2010 |  |  | 2,598,649 |  |  | $ | - |  |  |  | 4.13 |  |  |  | - |  |  
| Granted – 2011 |  |  | — |  |  | $ | — |  |  |  | — |  |  |  | — |  |  
| Forfeited – 2011 |  |  | (71,000 | ) |  | $ | — |  |  |  | — |  |  |  | — |  |  
| Exercised – 2011 |  |  | — |  |  | $ | — |  |  |  | — |  |  |  | — |  |  
| Outstanding as of October 2, 2011 |  |  | 2,527,649 |  |  | $ | — |  |  |  | 3.38 |  |  |  | — |  |  
| Granted – 2012 |  |  | 46,070,000 |  |  | $ | 0.01 |  |  |  | 5.94 |  |  |  | $322 |  |  
| Forfeited – 2012 |  |  | (120,000 | ) |  | $ | — |  |  |  | — |  |  |  | — |  |  
| Exercised – 2012 |  |  | — |  |  | $ | — |  |  |  | — |  |  |  | — |  |  
| Outstanding as of September 30, 2012 |  |  | 48,477,649 |  |  | $ | — |  |  |  | 4.56 |  |  |  | — |  |  
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| Exercisable as of October 2, 2011 |  |  | 1,504,315 |  |  | $ | — |  |  |  | 2.69 |  |  | $ | — |  |  
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| Exercisable as of September 30, 2012 |  |  | 2,241,899 |  |  | $ | — |  |  |  | 1.95 |  |  | $ | — |  |  | 
| Schedule Of Share-Based Compensation,Aggregate Non-Vested Shares Granted Stock Options, Activity [Table Text Block] | The following table summarizes the status of Optex Systems Holdings’ aggregate non-vested shares granted under the 2009 Stock Option Plan:   
|  |  | Number of Non-
 vested
 Shares
 Subject to
 Options
 |  |  | Weighted- Average
 Grant-
 Date
 Fair Value
 |  |  
| Non-vested as of October 3, 2010 |  |  | 1,821,668 |  |  | $ | 0.15 |  |  
| Non-vested granted — year ended October 2, 2011 |  |  | — |  |  | $ | 0.00 |  |  
| Vested —  year ended October 2, 2011 |  |  | (727,334 | ) |  | $ | 0.12 |  |  
| Forfeited — year ended October 2, 2011 |  |  | (71,000 | ) |  | $ | 0.15 |  |  
| Non-vested as of October 2, 2011 |  |  | 1,023,334 |  |  | $ | 0.15 |  |  
| Non-vested granted — year ended September 30, 2012 |  |  | 46,070,000 |  |  | $ | 0.01 |  |  
| Vested — year ended September 30, 2012 |  |  | (737,584 | ) |  | $ | .12 |  |  
| Forfeited — year ended September 30, 2012 |  |  | (120,000 | ) |  | $ | .01 |  |  
| Non-vested as of September
 30, 2012 |  |  | 46,235,750 |  |  | $ | 0.01 |  |  | 
| Schedule Of Share-Based Compensation, Warrants, Activity [Table Text Block] | As of September 30, 2012, Optex Systems Holdings had the following warrants outstanding:   
|  |  | Grant Date |  | Warrants Granted |  |  | Exercise Price |  |  | Outstanding as of 9/30/12 |  | Expiration Date |  | Term |  
| Private Placement  Stock Holders |  | 3/30/2009 |  |  | 8,131,667 |  |  | $ | 0.450 |  |  |  | 2,730,000 |  | 3/29/2014 |  | 5 years |  
| Finder Fee on Private Placement |  | 3/30/2009 |  |  | 717,000 |  |  | $ | 0.165 |  |  |  | 717,000 |  | 3/29/2014 |  | 5 years |  
| Longview Fund Allonge Agreement |  | 1/5/2010 |  |  | 100,000 |  |  | $ | 0.150 |  |  |  | 100,000 |  | 1/4/2013 |  | 3 years |  
| Avidbank- Line of Credit |  | 3/4/2010 |  |  | 1,000,000 |  |  | $ | 0.100 |  |  |  | 1,000,000 |  | 3/3/2016 |  | 6 years |  
| Total Warrants |  |  |  |  | 9,948,667 |  |  |  |  |  |  |  | 4,547,000 |  |  |  |  |  |