Segment Information and Geographic Data - Revenues by Geographical Region (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Total revenues	$ 1,300,658	$ 883,026	$ 674,860
Americas [Member]
Segment Reporting Information [Line Items]
Total revenues	797,986	568,365	456,568
Europe [Member]
Segment Reporting Information [Line Items]
Total revenues	390,379	243,811	168,452
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Total revenues	$ 112,293	$ 70,850	$ 49,840
Revenue [Member] | Outside Of Americas [Member] | Geographic Concentration Risk [Member]
Segment Reporting Information [Line Items]
Percentage of revenues generated outside of the Americas	39.00%	36.00%	32.00%