Note 17 - Segment Information (Details) - Summary of Long-lived Assets Within Geographic Areas Based On the Assets' Locations - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Long-lived assets
Long-lived assets	$ 3,764	$ 2,843
Europe [Member]
Long-lived assets
Long-lived assets	259	188
ISRAEL
Long-lived assets
Long-lived assets	2,989	2,264
Other Geographic Regions [Member]
Long-lived assets
Long-lived assets	$ 516	$ 391