Note 7 - Goodwill and Intangible Assets - Summary of Changes in the Carrying Amount of Goodwill (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)
Balance as of December 31, 2014	$ 58,489
Assets held-for-sale	(276)
Foreign currency translation	(346)
Balance as of September 30, 2015	$ 57,867