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CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Sales: $ 456us-gaap_Revenues $ 371us-gaap_Revenues
Costs of sales: 428us-gaap_CostOfGoodsAndServicesSold 246us-gaap_CostOfGoodsAndServicesSold
Gross profit 28us-gaap_GrossProfit 125us-gaap_GrossProfit
Operating expenses:    
General and administrative 565us-gaap_GeneralAndAdministrativeExpense 567us-gaap_GeneralAndAdministrativeExpense
Research and development 102us-gaap_ResearchAndDevelopmentExpense 228us-gaap_ResearchAndDevelopmentExpense
Selling and marketing 46us-gaap_SellingAndMarketingExpense 99us-gaap_SellingAndMarketingExpense
Total operating expenses 713us-gaap_OperatingExpenses 894us-gaap_OperatingExpenses
Loss from operations (685)us-gaap_OperatingIncomeLoss (769)us-gaap_OperatingIncomeLoss
Other income (expense)    
Interest expense (396)us-gaap_InterestExpense (493)us-gaap_InterestExpense
Derivative gain 220us-gaap_GainLossOnDerivativeInstrumentsNetPretax 61us-gaap_GainLossOnDerivativeInstrumentsNetPretax
Total other income (expense) (176)us-gaap_NonoperatingIncomeExpense (432)us-gaap_NonoperatingIncomeExpense
Loss before income taxes (861)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments (1,201)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Income taxes 0us-gaap_IncomeTaxExpenseBenefit 0us-gaap_IncomeTaxExpenseBenefit
Net loss $ (861)us-gaap_NetIncomeLoss $ (1,201)us-gaap_NetIncomeLoss
Basic and diluted loss per common share $ 0.00us-gaap_EarningsPerShareBasicAndDiluted $ 0.00us-gaap_EarningsPerShareBasicAndDiluted
Basic and diluted weighted average shares outstanding 1,452,548posc_WeightedAverageNumberBasicDilutedSharesOutstanding 1,451,927posc_WeightedAverageNumberBasicDilutedSharesOutstanding