Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities:
Net loss	$ (67)us-gaap_NetIncomeLoss	$ (674)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization of property, plant and equipment	305us-gaap_Depreciation	374us-gaap_Depreciation
Amortization of intangible assets, debt issuance costs and debt discount	300us-gaap_AdjustmentForAmortization	549us-gaap_AdjustmentForAmortization
Non-cash interest expense	269	240
Provision for (benefit from) deferred income taxes	0us-gaap_DeferredIncomeTaxExpenseBenefit	(59)us-gaap_DeferredIncomeTaxExpenseBenefit
Share-based compensation expense	101us-gaap_ShareBasedCompensation	208us-gaap_ShareBasedCompensation
Change in fair value of derivatives	(29)	1
Change in fair value of warrant liability	20us-gaap_FairValueAdjustmentOfWarrants	(947)us-gaap_FairValueAdjustmentOfWarrants
Other non-cash expenses	2us-gaap_OtherNoncashIncomeExpense	18us-gaap_OtherNoncashIncomeExpense
Changes in operating assets and liabilities:
Accounts receivable	73	448
Inventories	(778)us-gaap_IncreaseDecreaseInInventories	(49)us-gaap_IncreaseDecreaseInInventories
Prepaid expenses and other current assets	(161)	31
Accounts payable and accrued liabilities	960	(172)
Accrued interest on note payable to related party	62	62
Deferred revenue and deferred rent	6	85
Income taxes payable	90	48
Net cash provided by operating activities	1,153	163
Cash flows from investing activities:
Purchases of long-lived assets	(280)	(91)
Payments for intangibles	(49)	(45)
Net cash used in investing activities	(329)	(136)
Cash flows from financing activities:
Net proceeds from (repayments on) line of credit	(1,150)	400
Repayment of long term notes payable	(475)us-gaap_RepaymentsOfNotesPayable	(487)us-gaap_RepaymentsOfNotesPayable
Principal payments on capital lease obligations	(4)	(3)
Proceeds received from warrant exercise	0us-gaap_ProceedsFromWarrantExercises	1us-gaap_ProceedsFromWarrantExercises
Payment of preferred stock issuance costs	0us-gaap_PaymentsOfStockIssuanceCosts	(34)us-gaap_PaymentsOfStockIssuanceCosts
Payment in connection with legal settlement agreement	(107)us-gaap_PaymentsForLegalSettlements	(107)us-gaap_PaymentsForLegalSettlements
Payment of debt issuance and deferred financing costs	0us-gaap_PaymentsOfDebtIssuanceCosts	(4)us-gaap_PaymentsOfDebtIssuanceCosts
Net cash used in financing activities	(1,736)	(234)
Effect of exchange rate changes on cash	(103)	0
Net decrease in cash	(1,015)us-gaap_CashPeriodIncreaseDecrease	(207)us-gaap_CashPeriodIncreaseDecrease
Cash, beginning of period	2,358us-gaap_Cash	865us-gaap_Cash
Cash, end of period	$ 1,343us-gaap_Cash	$ 658us-gaap_Cash

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The cash outflow for the obligation for lease meeting the criteria for capitalization (includes both long and short term portions).

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.

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Amount of expense (income) related to adjustment to fair value of warrant liability.

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The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.

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The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.

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The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.

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The increase (decrease) during the reporting period, excluding the portion taken into income, in the liability reflecting revenue yet to be earned for which cash or other forms of consideration was received or recorded as a receivable.

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The increase (decrease) during the period in the carrying value of derivative instruments reported as liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).

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The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity.

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The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.

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The increase (decrease) during the reporting period in the value of prepaid expenses and other assets not separately disclosed in the statement of cash flows, for example, deferred expenses, intangible assets, or income taxes.

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Other income (expense) included in net income that results in no cash inflows or outflows in the period. Includes noncash adjustments to reconcile net income (loss) to cash provided by (used in) operating activities that are not separately disclosed.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

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The net cash inflow or cash outflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets).

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The cash inflow associated with the amount received from holders exercising their stock warrants.

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The cash outflow for a borrowing supported by a written promise to pay an obligation.

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