Basis of Presentation and Summary of Significant Accounting Policies - Geographic information (Details)	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Countries outside of the United States \| Revenue \| Geographic concentration risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)	2.00%	1.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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