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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
CASH FLOWS USED IN OPERATING ACTIVITIES:    
Net loss $ (3,041)us-gaap_NetIncomeLoss $ (4,176)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash flows used in operating activities:    
Depreciation and amortization 553us-gaap_DepreciationDepletionAndAmortization 493us-gaap_DepreciationDepletionAndAmortization
Stock-based compensation 114us-gaap_ShareBasedCompensation 331us-gaap_ShareBasedCompensation
Provision for losses on doubtful accounts 988us-gaap_ProvisionForDoubtfulAccounts 673us-gaap_ProvisionForDoubtfulAccounts
Provision for losses on inventory obsolescence 0us-gaap_InventoryWriteDown 55us-gaap_InventoryWriteDown
Warrant revaluation 145us-gaap_FairValueAdjustmentOfWarrants (50)us-gaap_FairValueAdjustmentOfWarrants
Loss on sale of fixed assets 14us-gaap_GainLossOnDispositionOfAssets 0us-gaap_GainLossOnDispositionOfAssets
Deferred interest 60us-gaap_IncreaseDecreaseInInterestPayableNet 0us-gaap_IncreaseDecreaseInInterestPayableNet
Deferred tax provision 41us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 509us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
Changes in operating assets and liabilities:    
Accounts receivable (1,734)us-gaap_IncreaseDecreaseInAccountsReceivable (1,542)us-gaap_IncreaseDecreaseInAccountsReceivable
Inventories (28)us-gaap_IncreaseDecreaseInInventories (149)us-gaap_IncreaseDecreaseInInventories
Other current assets (591)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets 263us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable 144us-gaap_IncreaseDecreaseInAccountsPayable (203)us-gaap_IncreaseDecreaseInAccountsPayable
Accrued expenses and other liabilities (178)us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities (70)us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
Net cash flows used in operating activities (3,513)us-gaap_NetCashProvidedByUsedInOperatingActivities (3,866)us-gaap_NetCashProvidedByUsedInOperatingActivities
CASH FLOWS PROVIDED BY (USED IN) INVESTING ACTIVITIES:    
Purchases of property and equipment (10)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (45)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Other assets 10us-gaap_PaymentsForProceedsFromOtherInvestingActivities (48)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net cash flows provided by (used in) investing activities 0us-gaap_NetCashProvidedByUsedInInvestingActivities (93)us-gaap_NetCashProvidedByUsedInInvestingActivities
CASH FLOWS PROVIDED BY FINANCING ACTIVITIES:    
Principal payments on capital lease obligations (19)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations (57)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Issuance of preferred stock, net 0us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock 6,970us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock
Issuance of common stock, net 6,389us-gaap_ProceedsFromIssuanceOfCommonStock 0us-gaap_ProceedsFromIssuanceOfCommonStock
Proceeds from borrowings 923us-gaap_ProceedsFromNotesPayable 1,400us-gaap_ProceedsFromNotesPayable
Principal payment on note payable 0us-gaap_RepaymentsOfNotesPayable (4,242)us-gaap_RepaymentsOfNotesPayable
Net cash flows provided by financing activities 7,293us-gaap_NetCashProvidedByUsedInFinancingActivities 4,071us-gaap_NetCashProvidedByUsedInFinancingActivities
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH (10)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents 5us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
NET CHANGE IN CASH AND CASH EQUIVALENTS 3,770us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 117us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 1,609us-gaap_CashAndCashEquivalentsAtCarryingValue 1,626us-gaap_CashAndCashEquivalentsAtCarryingValue
CASH AND CASH EQUIVALENTS AT END OF PERIOD 5,379us-gaap_CashAndCashEquivalentsAtCarryingValue 1,743us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash paid during the period for:    
Interest 67us-gaap_InterestPaid 157us-gaap_InterestPaid
SUPPLEMENTAL DISCLOSURE OF NON-CASH INFORMATION    
Dividends accrued on preferred stock $ 331us-gaap_PreferredStockDividendsIncomeStatementImpact $ 230us-gaap_PreferredStockDividendsIncomeStatementImpact