Information about Geographic Areas and Products - Property and Equipment, Net by Geographic Area (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Property and equipment, net	[1]	$ 468,085	$ 347,216
Percentage of U.S. Revenues in North America		94.00%	94.00%	94.00%
Percentage of U.S. net property and equipment in North America		73.00%	76.00%
North America
Segment Reporting Information [Line Items]
Property and equipment, net		$ 269,754	$ 227,471
EMEA
Segment Reporting Information [Line Items]
Property and equipment, net		118,399	82,526
Asia Pacific and other
Segment Reporting Information [Line Items]
Property and equipment, net		$ 79,932	$ 37,219

[1] We adopted Topic 842 using the modified retrospective method as of January 1, 2019 and elected the transition option that allows us not to restate the comparative periods in our consolidated financial statements in the year of adoption. Refer to Note 2 for further details.