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Warrants (Schedule of Assumption Used in Valuation) (Details) (Warrants [Member], USD $)
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3 Months Ended |
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Mar. 31, 2015
item
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| Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | |
| Dividend yield | |
| Share price at final valuation | $ 3.90us-gaap_SharePrice |
| Volatility | 79.00%us-gaap_FairValueAssumptionsExpectedVolatilityRate |
| Periods in the model | 10ekso_FairValueAssumptionsPeriodsInModel |
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Minimum [Member]
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| Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | |
| Risk-free interest rate |
0.90%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = us-gaap_WarrantMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
| Expected term | 2 years 9 months 18 days |
| Periodic rate |
0.25%ekso_FairValueAssumptionsPeriodicRate / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = us-gaap_WarrantMember / us-gaap_RangeAxis = us-gaap_MinimumMember |
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Maximum [Member]
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| Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] | |
| Risk-free interest rate |
1.73%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = us-gaap_WarrantMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
| Expected term | 4 years 9 months 18 days |
| Periodic rate |
0.83%ekso_FairValueAssumptionsPeriodicRate / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = us-gaap_WarrantMember / us-gaap_RangeAxis = us-gaap_MaximumMember |
| X | ||||||||||
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- Definition
Periodic rate assumption used in valuing an instrument. No definition available.
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- Definition
Periods in the model assumption used in valuing an instrument. No definition available.
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- Details
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| X | ||||||||||
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- Definition
Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Risk-free interest rate assumption used in valuing an instrument. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Price of a single share of a number of saleable stocks of a company. No definition available.
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