Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	$ 3,768	$ 3,729
Less: accumulated depreciation	(2,922)	(2,786)
Less: impairment loss on abandoned fixed assets	(165)
Property and equipment, net	681	943
Leaseholds and Leasehold Improvements [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	382	180
Vehicles [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	839	890
Office Equipment [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	1,376	1,415
Electronic Devices [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	$ 1,171	$ 1,244