Balance Sheet Components (Summary of Contract Liabilities Shown as Deferred Revenue) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Deferred Revenue Arrangement [Line Items]
Total deferred revenue, net	$ 291,187	$ 203,242
Less: current portion	190,226	144,230
Non-current deferred revenue, net	100,961	59,012
SaaS Support And Maintenance Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Total deferred revenue, net	279,368	192,955
Other Deferred Revenue [Member]
Deferred Revenue Arrangement [Line Items]
Total deferred revenue, net	$ 11,819	$ 10,287