Balance Sheet Accounts (Components of Property and Equipment) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 77,463	$ 69,958
Less: accumulated depreciation and amortization	(46,864)	(40,378)
Property and equipment, net	30,599	29,580
Computer equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	35,547	34,657
Purchased software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	10,013	5,574
Office equipment, furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	10,302	10,385
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 21,601	$ 19,342