Leases - Leases - Future maturities and leases that had not yet commenced (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2020 USD ($)
Undiscounted cash flows for future maturities of operating lease liabilities and the reconciliation to the balance of operating lease liabilities
Remainder of fiscal 2020	$ 2,755
Fiscal 2021	10,890
Fiscal 2022	9,609
Fiscal 2023	9,229
Fiscal 2024	9,210
Thereafter	60,026
Total undiscounted cash flows	101,719
Less: Present value discount	(18,852)
Total operating lease liabilities	82,867
Amount of undiscounted future minimum lease payments excluded from total for operating lease liabilities that had not yet commenced	$ 546
Maximum
Undiscounted cash flows for future maturities of operating lease liabilities and the reconciliation to the balance of operating lease liabilities
Operating lease term for leases not yet commenced	5 years 8 months 1 day