Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details)

v2.4.1.9
Stock Based Compensation (Details) (USD $)
12 Months Ended
Sep. 28, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares Granted 73,751,649us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Shares Outstanding 62,911,649us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Stock Option Plan 2009 - March, 2010 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Mar. 30, 2009
Shares Granted 480,981us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2010VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2010VestingMember
Shares Outstanding 480,981us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2010VestingMember
Expiration Date Mar. 29, 2016
Vesting Date Mar. 30, 2010
Stock Option Plan 2009 - March, 2011 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Mar. 30, 2009
Shares Granted 466,834us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2011VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2011VestingMember
Shares Outstanding 466,834us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2011VestingMember
Expiration Date Mar. 29, 2016
Vesting Date Mar. 30, 2011
Stock Option Plan 2009 - March, 2012 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Mar. 30, 2009
Shares Granted 466,834us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2012VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2012VestingMember
Shares Outstanding 466,834us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009March2012VestingMember
Expiration Date Mar. 29, 2016
Vesting Date Mar. 30, 2012
Stock Option Plan 2009 - May, 2010 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant May 14, 2009
Shares Granted 316,750us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2010VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2010VestingMember
Shares Outstanding 269,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2010VestingMember
Expiration Date May 13, 2016
Vesting Date May 14, 2010
Stock Option Plan 2009 - May, 2011 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant May 14, 2009
Shares Granted 316,750us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2011VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2011VestingMember
Shares Outstanding 269,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2011VestingMember
Expiration Date May 13, 2016
Vesting Date May 14, 2011
Stock Option Plan 2009 - May, 2012 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant May 14, 2009
Shares Granted 316,750us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2012VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2012VestingMember
Shares Outstanding 269,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2012VestingMember
Expiration Date May 13, 2016
Vesting Date May 14, 2012
Stock Option Plan 2009 - May, 2013 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant May 14, 2009
Shares Granted 316,750us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2013VestingMember
Exercise Price 0.15us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2013VestingMember
Shares Outstanding 269,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009May2013VestingMember
Expiration Date May 13, 2013
Vesting Date May 14, 2013
Stock Option Plan 2009 - December, 2012 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 09, 2011
Shares Granted 11,517,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2012VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2012VestingMember
Shares Outstanding 8,855,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2012VestingMember
Expiration Date Dec. 08, 2018
Vesting Date Dec. 08, 2012
Stock Option Plan 2009 - December, 2013 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 09, 2011
Shares Granted 11,517,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2013VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2013VestingMember
Shares Outstanding 8,855,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2013VestingMember
Expiration Date Dec. 08, 2018
Vesting Date Dec. 08, 2013
Stock Option Plan 2009 - December, 2014 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 09, 2011
Shares Granted 11,517,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2014VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2014VestingMember
Shares Outstanding 8,855,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2014VestingMember
Expiration Date Dec. 08, 2018
Vesting Date Dec. 08, 2014
Stock Option Plan 2009 - December, 2015 Vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 09, 2011
Shares Granted 11,517,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2015VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2015VestingMember
Shares Outstanding 8,855,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2009December2015VestingMember
Expiration Date Dec. 08, 2018
Vesting Date Dec. 08, 2015
Stock option plan 2013 - December, 2014 vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 19, 2013
Shares Granted 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2014VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2014VestingMember
Shares Outstanding 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2014VestingMember
Expiration Date Dec. 18, 2020
Vesting Date Dec. 08, 2014
Stock option plan 2013 - December, 2015 vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 19, 2013
Shares Granted 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2015VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2015VestingMember
Shares Outstanding 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2015VestingMember
Expiration Date Dec. 18, 2020
Vesting Date Dec. 08, 2015
Stock option plan 2013 - December, 2016 vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 19, 2013
Shares Granted 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2016VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2016VestingMember
Shares Outstanding 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2016VestingMember
Expiration Date Dec. 18, 2020
Vesting Date Dec. 08, 2016
Stock option plan 2013 - December, 2017 vesting  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Date of Grant Dec. 19, 2013
Shares Granted 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2017VestingMember
Exercise Price 0.01us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2017VestingMember
Shares Outstanding 6,250,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= opxs_StockOptionPlan2013December2017VestingMember
Expiration Date Dec. 18, 2020
Vesting Date Dec. 08, 2017