Property and Equipment - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 20,018	$ 18,636
Less: accumulated depreciation and amortization	(12,776)	(10,395)
Property and equipment, net	7,242	8,241
Computer Software
Property Plant And Equipment [Line Items]
Property and equipment, gross	2,043	1,788
Computer Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	7,660	6,816
Furniture and Fixtures
Property Plant And Equipment [Line Items]
Property and equipment, gross	2,380	2,198
Leasehold Improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 7,935	$ 7,834

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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