Amount of impairment loss from capitalized computer software costs.

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Unamortized costs incurred for development of computer software, which is to be sold, leased or otherwise marketed, after establishing technological feasibility through to the general release of the software products. Excludes capitalized costs of developing software for internal use.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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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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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Summary of Significant Accounting Policies - Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property and equipment
Impairment of Long-Lived Assets Held-for-use	$ 0	$ 0	$ 0
Capitalized software development costs	7,759	7,074	7,410
Impairment of software development costs	$ 0	$ 0	$ 0
Minimum \| Equipment And Furniture
Property and equipment
Useful Life	3 years
Minimum \| Purchase software for internal use
Property and equipment
Useful Life	1 year
Maximum \| Equipment And Furniture
Property and equipment
Useful Life	10 years
Maximum \| Purchase software for internal use
Property and equipment
Useful Life	3 years