Summary of Significant Accounting Policies - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property and equipment	$ 10,411	$ 10,082
Less: accumulated depreciation	(7,389)	(7,168)
Property and equipment, net	9,802	6,561
Construction in Progress
Property, Plant and Equipment [Line Items]
Property and equipment	$ 6,780	$ 3,647

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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