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Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 138,055	$ 91,250
Geographic Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	100.00%	100.00%
Sales Channel Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	100.00%	100.00%
Channel partners
Disaggregation of Revenue [Line Items]
Revenue	$ 15,362	$ 9,159
Channel partners | Sales Channel Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	11.00%	10.00%
Direct customers
Disaggregation of Revenue [Line Items]
Revenue	$ 122,693	$ 82,091
Direct customers | Sales Channel Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	89.00%	90.00%
United States
Disaggregation of Revenue [Line Items]
Revenue	$ 71,222	$ 44,215
United States | Geographic Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	52.00%	48.00%
Europe, Middle East, and Africa
Disaggregation of Revenue [Line Items]
Revenue	$ 35,532	$ 23,106
Europe, Middle East, and Africa | Geographic Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	26.00%	26.00%
Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue	$ 22,879	$ 17,604
Asia Pacific | Geographic Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	16.00%	19.00%
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 8,422	$ 6,325
Other | Geographic Concentration Risk | Revenue
Disaggregation of Revenue [Line Items]
Percentage of Revenue	6.00%	7.00%

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