Ekso Bionics Holdings, Inc. Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Fair Value Hierarchies (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Liabilities
Warrant liabilities	$ 1,810	$ 1,648
Contingent success fee liability	33
Recurring
Liabilities
Warrant liabilities	1,810	1,648
Contingent consideration liability	47	42
Contingent success fee liability	33	39
Level 1 \| Recurring
Liabilities
Warrant liabilities	0	0
Contingent consideration liability	0	0
Contingent success fee liability	0	0
Level 2 \| Recurring
Liabilities
Warrant liabilities	0	0
Contingent consideration liability	0	0
Contingent success fee liability	0	0
Level 3 \| Recurring
Liabilities
Warrant liabilities	1,810	1,648
Contingent consideration liability	47	42
Contingent success fee liability	$ 33	$ 39