Geographic Information - Revenue by Geographic Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 1,681,297	$ 1,515,892	$ 1,293,636
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	776,716	637,916	506,335
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	183,117	162,154	145,951
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	160,771	158,809	140,506
South Korea
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	74,953	90,082	72,724
France
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	71,255	68,551	67,657
Other EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	236,678	211,193	193,317
Other international
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 177,807	$ 187,187	$ 167,146