Note 18 - Taxation - Deferred Tax Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Tax effect of net operating losses carried forward	$ 8,781	$ 7,921
Bad debts provision	906	932
Valuation allowance	(8,322)	(7,303)
Total deferred tax assets	$ 1,365	$ 1,550