Note 14 - Goodwill - Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Balance	$ 4,396	$ 6,772
Goodwill impairment losses for the year		(1,071)
Goodwill allocated to disposal group classified as held for sale		(914)
Exchange translation adjustment	(340)	(391)
Balance	4,970	$ 4,396
Goodwill adjustment due to reclassify disposal group to held and used	$ 914