Acquisitions - Summary of Components Purchase Price and Preliminary Allocation of Purchase Price at Fair Value (Details) - USD ($) $ in Thousands		1 Months Ended
	Oct. 08, 2019	Jul. 31, 2018	Oct. 31, 2017	May 31, 2017
Endgame, Inc.
Business Acquisition [Line Items]
Cash paid	$ 26,633
Ordinary shares	178,331
Assumption of stock option plan	9,309
Total consideration	$ 214,273
Lambda Lab
Business Acquisition [Line Items]
Cash paid		$ 1,997
Swiftype Inc
Business Acquisition [Line Items]
Cash paid			$ 1,724
Ordinary shares			8,392
Total consideration			$ 10,116
Opbeat
Business Acquisition [Line Items]
Cash paid				$ 3,123
Ordinary shares				4,019
Total consideration				$ 7,142