Note 17 - Deferred Tax Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Tax effect of net operating losses carried forward	$ 8,437	$ 7,921
Bad debts provision	913	932
Valuation allowance	(7,958)	(7,303)
Total deferred tax assets	$ 1,392	$ 1,550