Balance Sheet Components (Components of Property and Equipment) (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 163,495	$ 147,116
Less: accumulated depreciation and amortization	(89,941)	(68,597)
Property and equipment, net	73,554	78,519
Computers and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	72,309	60,677
Purchased software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	29,126	21,389
Office equipment, furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	10,815	14,980
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 51,245	$ 50,070