Balance Sheet Accounts (Components of Property and Equipment) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Jun. 30, 2016
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 81,075	$ 69,958
Less: accumulated depreciation and amortization	(50,666)	(40,378)
Property and equipment, net	30,409	29,580
Computer equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	36,372	34,657
Purchased software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	11,099	5,574
Office equipment, furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	11,099	10,385
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 22,505	$ 19,342