Property and Equipment - Property and Equipment, Net (Detail) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Cost	$ 446	$ 488
Less: Accumulated depreciation	(281)	(287)
Property and equipment, net	165	201
Computers and software [Member]
Property, Plant and Equipment [Line Items]
Cost	124	166
Office furniture and equipment [Member]
Property, Plant and Equipment [Line Items]
Cost	164	164
Leasehold improvement [Member]
Property, Plant and Equipment [Line Items]
Cost	$ 158	$ 158

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.

+ References

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