| 
           Income Taxes (Detail Textuals) (USD $) 
         | 
        12 Months Ended | |
|---|---|---|
| 
           Sep. 28, 2014 
         | 
        
           Sep. 29, 2013 
         | 
      |
| Income Tax Disclosure [Abstract] | ||
| Federal statutory income tax rate | (34.00%)us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | (34.00%)us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 
| Operating loss carryforwards | $ 4,263,000us-gaap_OperatingLossCarryforwards | $ 2,698,000us-gaap_OperatingLossCarryforwards | 
| Valuation allowance | 1,100,000us-gaap_DeferredTaxAssetsValuationAllowance | |
| Deferred tax asset reserve | (4,000,000)opxs_DeferredTaxAssetReserve | |
| Deferred tax assets | $ 4,000,000us-gaap_DeferredTaxAssetsNet | |
| X | ||||||||||
| 
             
- Definition 
          Represents deferred tax asset reserve. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  |