Note 6 - Property and Equipment, Net - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Apr. 01, 2017	Dec. 31, 2016
Property and equipment, gross	$ 11,367	$ 11,146
Accumulated depreciation	(4,866)	(4,463)
Property and equipment, net	6,501	6,683
Furniture and Fixtures [Member]
Property and equipment, gross	1,392	1,329
Computer Equipment [Member]
Property and equipment, gross	6,679	6,808
Survey and Field Equipment [Member]
Property and equipment, gross	1,600	1,426
Leasehold Improvements [Member]
Property and equipment, gross	$ 1,696	$ 1,583

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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