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		6 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Total	$ 28,601		$ 28,601		$ 27,960
Accumulated depreciation	(17,133)		(17,133)		(16,125)
Property and equipment, net	11,468		11,468		11,835
Depreciation expense	700	$ 700	1,500	$ 1,400
Office equipment and software
Property, Plant and Equipment [Line Items]
Total	14,259		14,259		13,540
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Total	10,433		10,433		10,593
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total	$ 3,909		$ 3,909		$ 3,827