Consolidated Statements of Comprehensive Loss (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Revenues	$ 33,322us-gaap_SalesRevenueNet	$ 31,760us-gaap_SalesRevenueNet
Cost of revenues	19,392us-gaap_CostOfGoodsSold	17,957us-gaap_CostOfGoodsSold
Gross profit	13,930us-gaap_GrossProfit	13,803us-gaap_GrossProfit
Other expenses (income):
Sales and marketing	3,395us-gaap_SellingAndMarketingExpense	4,903us-gaap_SellingAndMarketingExpense
General and administrative	5,662us-gaap_GeneralAndAdministrativeExpense	11,404us-gaap_GeneralAndAdministrativeExpense
Research and development	1,506us-gaap_ResearchAndDevelopmentExpense	1,864us-gaap_ResearchAndDevelopmentExpense
Interest expense, net	2,086	2,310
Interest expense - related party	356us-gaap_InterestExpenseRelatedParty	297us-gaap_InterestExpenseRelatedParty
Amortization of intangible assets	1,812us-gaap_AmortizationOfIntangibleAssets	1,796us-gaap_AmortizationOfIntangibleAssets
Uncollectible receivable - related party	0us-gaap_ProvisionForDoubtfulAccounts	3,862us-gaap_ProvisionForDoubtfulAccounts
Impairment loss on intangible assets	9,580	875
Impairment loss on goodwill	0us-gaap_GoodwillImpairmentLoss	168us-gaap_GoodwillImpairmentLoss
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Change in fair value of contingent consideration	0	242
Change in fair value of warrants liability	(4,852)us-gaap_FairValueAdjustmentOfWarrants	525us-gaap_FairValueAdjustmentOfWarrants
Loss on extinguishment of debt - related party	527	2,142
Other expenses (income), net	336us-gaap_OtherNonoperatingIncomeExpense	58us-gaap_OtherNonoperatingIncomeExpense
Total other expenses	20,408us-gaap_OtherExpenses	32,494us-gaap_OtherExpenses
Loss before income taxes	(6,478)	(18,691)
Provision for (benefit from) income taxes	1,238us-gaap_IncomeTaxExpenseBenefit	(3,038)us-gaap_IncomeTaxExpenseBenefit
Net loss	(7,716)us-gaap_NetIncomeLoss	(15,653)us-gaap_NetIncomeLoss
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(443)	200
Unrealized gain on cash flow hedges, net of taxes of $0 and $(59), respectively	0	97
Other comprehensive (loss) income	(443)	297
Comprehensive loss	(8,159)us-gaap_ComprehensiveIncomeNetOfTax	(15,356)us-gaap_ComprehensiveIncomeNetOfTax
Net loss	(7,716)us-gaap_NetIncomeLoss	(15,653)us-gaap_NetIncomeLoss
Net Income (Loss) Available to Common Stockholders
Loss available to common stockholders - basic and diluted	(13,249)	(21,261)
Loss per common share:
Basic and diluted (in dollars per share)	$ (0.62)us-gaap_EarningsPerShareBasicAndDiluted	$ (1.03)us-gaap_EarningsPerShareBasicAndDiluted
Weighted average shares used to compute net loss per common share:
Basic and diluted (in shares)	21,294,432	20,714,531
Series C Preferred Stock [Member]
Net Income (Loss) Available to Common Stockholders
Preferred stock dividends	(103)	0
Series A Convertible Preferred Stock [Member]
Net Income (Loss) Available to Common Stockholders
Preferred stock dividends	(509)	(55)
Series A Deemed Dividend [Member]
Net Income (Loss) Available to Common Stockholders
Deemed dividend	(2,422)	(5,553)
Series B Deemed Dividend [Member]
Net Income (Loss) Available to Common Stockholders
Deemed dividend	(1,098)	0
Series C Deemed Dividend [Member]
Net Income (Loss) Available to Common Stockholders
Deemed dividend	$ (1,401)	$ 0

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 985

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

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-Name Accounting Standards Codification

-Topic 730

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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