Note 2 - Fair Value Measurement (Details) - Changes in the Fair Value of the Company's Level 3 Financial Liabilities (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2014
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance - beginning	$ 0	$ 296
Foreign currency adjustment	(51)	(51)
Balance at September 30, 2014	1,234	1,234
Contingent Purchase Price Consideration [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Contingent purchase price consideration	1,247	1,247
Change in fair value	38	38
Ordinary Share Warrants [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Change in fair value		22
Reclassification of liability to additional paid-in capital upon exercise of warrants		$ (318)