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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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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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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Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Property and equipment
Property and equipment, at cost	$ 12,200		$ 10,900
Less: accumulated depreciation and amortization	(3,042)		(2,861)
Property and equipment, net	9,158		8,039
Depreciation expense	211	$ 180
Furniture and equipment
Property and equipment
Property and equipment, at cost	1,804		1,763
Leasehold improvements
Property and equipment
Property and equipment, at cost	1,151		1,151
Processing equipment
Property and equipment
Property and equipment, at cost	2,495		2,349
Land
Property and equipment
Property and equipment, at cost	731		731
Projects in process
Property and equipment
Property and equipment, at cost	$ 6,019		$ 4,906