Annual report pursuant to Section 13 and 15(d)

Debt Instruments (2013 Convertible Bridge Notes and Other Notes Payable) (Narrative) (Details)

v2.4.1.9
Debt Instruments (2013 Convertible Bridge Notes and Other Notes Payable) (Narrative) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
0 Months Ended 12 Months Ended
Jan. 16, 2014
Dec. 31, 2014
Dec. 31, 2013
Debt Instrument [Line Items]      
Stated interest rate   5.00%us-gaap_DebtInstrumentInterestRateStatedPercentage  
Conversion price (in dollars per share)   $ 1.00us-gaap_DebtInstrumentConvertibleConversionPrice1  
Fair value of convertible notes      $ 5,062us-gaap_ConvertibleDebtFairValueDisclosures
Other Notes Payable [Member]      
Debt Instrument [Line Items]      
Stated interest rate   7.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Principal outstanding   200us-gaap_DebtInstrumentCarryingAmount
/ us-gaap_DebtInstrumentAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Minimum monthly payments   4ekso_DebtInstrumentMinimumMonthlyPayments
/ us-gaap_DebtInstrumentAxis
= us-gaap_NotesPayableOtherPayablesMember
 
Convertible Debt [Member] | 2013 Bridge Notes [Member]      
Debt Instrument [Line Items]      
Principal amount     5,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
Stated interest rate     10.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
Maturity date     Jul. 15, 2014
Shares issued upon conversion of debt 5,000,000us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
   
Conversion price (in dollars per share) $ 1.00us-gaap_DebtInstrumentConvertibleConversionPrice1
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
   
Additional warrant received (as a percent) 50.00%ekso_DebtInstrumentAdditionalWarrantReceivedPercentage
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
   
Number of shares issued 2,500,000us-gaap_DebtInstrumentConvertibleNumberOfEquityInstruments
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
   
Warrant term   3 years  
Fair value of convertible notes   0us-gaap_ConvertibleDebtFairValueDisclosures
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
5,062us-gaap_ConvertibleDebtFairValueDisclosures
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
Accrued interest   $ 0us-gaap_InterestPayableCurrent
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
$ 62us-gaap_InterestPayableCurrent
/ us-gaap_DebtInstrumentAxis
= ekso_BridgeNoteThreeMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleDebtMember