Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	$ 3,753	$ 3,729
Less: accumulated depreciation	(2,963)	(2,786)
Property and equipment, net	790	943
Leaseholds and Leasehold Improvements [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	181	180
Vehicles [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	891	890
Office Equipment [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	1,437	1,415
Electronic Devices [Member]
Note 10 - Property and Equipment, Net (Details) - Property and Equipment, Net [Line Items]
Property and equipment, gross	$ 1,244	$ 1,244