Note 9 - Property and Equipment, Net - Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Property and equipment, gross	$ 3,680	$ 3,721
Less: accumulated depreciation	(3,305)	(3,258)
Less: impairment loss on idle fixed assets	(162)	(164)
Property and equipment, net	213	299
Leaseholds and Leasehold Improvements [Member]
Property and equipment, gross	333	337
Vehicles [Member]
Property and equipment, gross	800	810
Office Equipment [Member]
Property and equipment, gross	1,398	1,410
Electronic Devices [Member]
Property and equipment, gross	$ 1,149	$ 1,164

Accumulated loss recognized as a result of the initial and subsequent write-down of a long-lived asset's carrying amount to fair value.

No definition available.

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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