Quarterly report pursuant to Section 13 or 15(d)

Purchase of Applied Optics Products Line (Parentheticals 1) (Details 1)

v2.4.1.9
Purchase of Applied Optics Products Line (Parentheticals 1) (Details 1) (L-3 Communications Applied Optics Products Line ("Purchased Assets"), USD $)
In Thousands, unless otherwise specified
3 Months Ended
Dec. 28, 2014
L-3 Communications Applied Optics Products Line ("Purchased Assets")
 
Business Acquisition [Line Items]  
Pro forma changes in working capital for collections against accounts receivable $ 69opxs_BusinessCombinationProFormaAdjustmentsAccountsReceivable
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Estimated cash requirements for October's cash based operating expenses (390)opxs_EstimatedCashRequirementsForCashBasedOperatingExpenses
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Pro forma adjustments of depreciation on Property, Plant & Equipment acquired (44)opxs_BusinessCombinationProFormaAdjustmentsDepreciationOnPropertyPlantAndEquipmentAcquired
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Pro forma adjustments of accrued property tax liability for taxes for October 2014 (16)opxs_BusinessCombinationProFormaAdjustmentsAccruedPropertyTaxLiabilityForTaxes
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Business Combination, Pro Forma Adjustments, Direct Materials 46opxs_BusinessCombinationProFormaAdjustmentsDirectMaterials
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Business Combination, Pro Forma Adjustments, Direct Labor 70opxs_BusinessCombinationProFormaAdjustmentsDirectLabor
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Business Combination, Pro Forma Adjustments, Manufacturing overhead 255opxs_BusinessCombinationProFormaAdjustmentsManufacturingOverhead
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember
Business Combination, Pro Forma Adjustments, Inventory $ 8opxs_BusinessCombinationProFormaAdjustmentsInventory
/ us-gaap_BusinessAcquisitionAxis
= opxs_LThreeCommunicationsIncMember