Balance Sheet Accounts (Components of Property and Equipment) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Jun. 30, 2019
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 172,173	$ 163,495
Less: accumulated depreciation and amortization	(109,212)	(89,941)
Property and equipment, net	62,961	73,554
Computers and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	75,134	72,309
Purchased software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	33,467	29,126
Office equipment, furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	11,405	10,815
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 52,167	$ 51,245