Stock-Based Compensation - Stock-Based Compensation Expense and its Classification in the Consolidated Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Recorded as expenses:
Total stock-based compensation	$ 6,335	$ 5,455	$ 15,200	$ 11,869
Cost of maintenance
Recorded as expenses:
Total stock-based compensation	391	0	537	0
Cost of maintenance
Recorded as expenses:
Total stock-based compensation	288	324	606	774
Selling and marketing
Recorded as expenses:
Total stock-based compensation	1,194	1,006	2,526	1,891
Research and development
Recorded as expenses:
Total stock-based compensation	1,637	1,891	3,932	3,788
General and administrative
Recorded as expenses:
Total stock-based compensation	$ 2,825	$ 2,234	$ 7,599	$ 5,416