Capitalization and Equity Structure (Warrants) (Details) (USD $) In Thousands, except Share data, unless otherwise specified
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12 Months Ended |
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Dec. 31, 2013
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Dec. 31, 2014
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Oct. 31, 2014
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Class of Warrant or Right [Line Items] |
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Number of shares |
1,388,573us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
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36,055,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
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30,300,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
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Warrant liability |
$ 378us-gaap_DerivativeLiabilities
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Fair value of warrants |
378us-gaap_WarrantsAndRightsOutstanding
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Preferred stock [Member] | Series A [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
767,212us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesAMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Fair value of warrants |
282us-gaap_WarrantsAndRightsOutstanding / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesAMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Preferred stock [Member] | Series A [Member] | Lender [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
209,451us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesAMember / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Date of issue |
Apr. 29, 2011
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Exercise Price |
$ 1.07us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesAMember / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Expiration date |
Oct. 31, 2021
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Fair value of warrants |
69us-gaap_WarrantsAndRightsOutstanding / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesAMember / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Preferred stock [Member] | Series B [Member] | Lender [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
504,004us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Date of issue |
May 31, 2012
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Exercise Price |
$ 1.07us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Expiration date |
Jun. 01, 2022
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Fair value of warrants |
182us-gaap_WarrantsAndRightsOutstanding / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Preferred stock [Member] | Series B [Member] | Customer [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
53,757us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Date of issue |
Nov. 16, 2012
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Exercise Price |
$ 1.07us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Expiration date |
Nov. 16, 2019
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Fair value of warrants |
31us-gaap_WarrantsAndRightsOutstanding / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_CustomerConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember
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Common Stock [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
621,361us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Exercise Price |
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$ 1.38us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Fair value of warrants |
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Common Stock [Member] | Lender [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
29,466us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Date of issue |
May 31, 2012
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Exercise Price |
$ 1.38us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ProductOrServiceAxis = us-gaap_LenderConcentrationRiskMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Expiration date |
Jun. 01, 2022
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Fair value of warrants |
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Common Stock [Member] | Series B [Member] | Investors [Member] |
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Class of Warrant or Right [Line Items] |
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Number of shares |
591,895us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_InvestorMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Exercise Price |
$ 1.38us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = us-gaap_SeriesBMember / us-gaap_ProductOrServiceAxis = us-gaap_InvestorMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Expiration period |
10 years
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Fair value of warrants |
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Senior Lender [Member] |
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Class of Warrant or Right [Line Items] |
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Warrant liability |
$ 96us-gaap_DerivativeLiabilities / us-gaap_SubsequentEventTypeAxis = ekso_SeniorLenderMember
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