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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) [Abstract] |  |
Service revenue | $ 4,398 us-gaap_SalesRevenueServicesNet | $ 4,916 us-gaap_SalesRevenueServicesNet
Product revenue | 1,447 us-gaap_SalesRevenueGoodsNet | 1,304 us-gaap_SalesRevenueGoodsNet
Total revenue | 5,845 us-gaap_SalesRevenueNet | 6,220 us-gaap_SalesRevenueNet
Cost of service revenue | 3,256 us-gaap_CostOfServices | 3,323 us-gaap_CostOfServices
Cost of product revenue | 685 us-gaap_CostOfGoodsSold | 752 us-gaap_CostOfGoodsSold
Total cost of revenue | 3,941 us-gaap_CostOfGoodsAndServicesSold | 4,075 us-gaap_CostOfGoodsAndServicesSold
Gross profit | 1,904 us-gaap_GrossProfit | 2,145 us-gaap_GrossProfit
Operating expenses: |  |
Selling | 336 us-gaap_SellingExpense | 437 us-gaap_SellingExpense
Research and development | 191 us-gaap_ResearchAndDevelopmentExpense | 143 us-gaap_ResearchAndDevelopmentExpense
General and administrative | 1,235 us-gaap_GeneralAndAdministrativeExpense | 1,103 us-gaap_GeneralAndAdministrativeExpense
Total operating expenses | 1,762 us-gaap_OperatingExpenses | 1,683 us-gaap_OperatingExpenses
Operating income | 142 us-gaap_OperatingIncomeLoss | 462 us-gaap_OperatingIncomeLoss
Interest expense | (81)us-gaap_InterestExpense | (164)us-gaap_InterestExpense
Change in fair value of warrant liability - (increase) decrease | 120 us-gaap_FairValueAdjustmentOfWarrants | (961)us-gaap_FairValueAdjustmentOfWarrants
Other income | 2 us-gaap_OtherNonoperatingIncome | 1 us-gaap_OtherNonoperatingIncome
Income (loss) before income taxes | 183 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | (662)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Income taxes | 1 us-gaap_IncomeTaxExpenseBenefit |
Net income (loss) | 182 us-gaap_NetIncomeLoss | (662)us-gaap_NetIncomeLoss
Other comprehensive income (loss): |  |
Fair value adjustment of interest rate swap | (10)us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent |
Foreign currency translation adjustment | 42 us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax | (26)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Comprehensive income (loss) | $ 214 us-gaap_ComprehensiveIncomeNetOfTax | $ (688)us-gaap_ComprehensiveIncomeNetOfTax
Basic net income (loss) per share | $ 0.02 us-gaap_EarningsPerShareBasic | $ (0.09)us-gaap_EarningsPerShareBasic
Diluted net income (loss) per share | $ 0.01 us-gaap_EarningsPerShareDiluted | $ (0.09)us-gaap_EarningsPerShareDiluted
Weighted common shares outstanding: |  |
Basic | 8,076 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 7,735 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Diluted | 9,601 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 7,735 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding

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