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Debt Financing (Detail Textuals 1) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 1 Months Ended | |
|---|---|---|---|
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Dec. 28, 2014
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Nov. 17, 2014
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Sep. 28, 2014
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| Debt Instrument [Line Items] | |||
| Proceeds from convertible notes issued | $ 1,560us-gaap_ProceedsFromConvertibleDebt | ||
| Common stock, par value (in dollars per share) | $ 0.001us-gaap_CommonStockParOrStatedValuePerShare | $ 0.001us-gaap_CommonStockParOrStatedValuePerShare | |
| Unamortized debt issuance costs | 69us-gaap_UnamortizedDebtIssuanceExpense | ||
| Subscription Agreement | Convertible promissory note | |||
| Debt Instrument [Line Items] | |||
| Principal amount |
2,100us-gaap_DebtInstrumentFaceAmount / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Interest rate on notes |
12.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Maturity period of notes | 2 years | ||
| Common stock, par value (in dollars per share) |
$ 0.001us-gaap_CommonStockParOrStatedValuePerShare / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Conversion price of stock per share (in dollars per share) |
$ 0.0025us-gaap_DebtInstrumentConvertibleConversionPrice1 / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Debt Instrument, Payment Terms | All or part of the then remaining principal amount of the notes may be prepaid at any time at a price equal to 125% of the sum of the remaining principal amount of the notes to be prepaid plus all accrued and unpaid interest thereon. | ||
| Prepayment percentage of principal and unpaid interest |
125.00%opxs_PrepaymentPercentageOfPrincipalAndUnpaidInterest / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Reverse Stock Split Ratio | 1:350 reverse split | ||
| Reverse Stock Split maximum effective days | 90 days | ||
| Debt issuance cost |
74us-gaap_DebtIssuanceCosts / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Placement Fees |
10opxs_PlacementFees / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Amortized interest expense related to debt issuance costs |
5us-gaap_AmortizationOfFinancingCosts / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Unamortized debt issuance costs |
69us-gaap_UnamortizedDebtIssuanceExpense / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Subscription Agreement | Convertible promissory note | Maximum | |||
| Debt Instrument [Line Items] | |||
| Maximum beneficial ownership |
3.33%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
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| Subscription Agreement | Convertible promissory note | Accredited investors | |||
| Debt Instrument [Line Items] | |||
| Principal amount |
1,550us-gaap_DebtInstrumentFaceAmount / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LineOfCreditFacilityAxis = opxs_InvestorsMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
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| Subscription Agreement | Convertible promissory note | Placement Agency | |||
| Debt Instrument [Line Items] | |||
| Proceeds from convertible notes issued |
$ 10us-gaap_ProceedsFromConvertibleDebt / opxs_AgreementAxis = opxs_SubscriptionAgreementMember / us-gaap_LineOfCreditFacilityAxis = opxs_PlacementAgencyMember / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleDebtMember |
| X | ||||||||||
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- Definition
Represents placement fees. No definition available.
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| X | ||||||||||
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- Definition
Represents prepayment percentage of principal and unpaid interest. No definition available.
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| X | ||||||||||
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- Definition
Represents reverse stock split maximum effective days. No definition available.
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| X | ||||||||||
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- Definition
Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The price per share of the conversion feature embedded in the debt instrument. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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| X | ||||||||||
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- Definition
Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees). No definition available.
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| X | ||||||||||
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- Definition
The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. No definition available.
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| X | ||||||||||
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- Definition
The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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