Commitments and Contingencies - Supplemental Balance Sheet (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Jun. 30, 2020
Operating leases
Right-of-use assets, net	$ 25,197	$ 24,712
Operating lease liabilities, current	7,060
Operating lease liabilities, non-current	21,312	$ 20,670
Total operating lease liabilities	$ 28,372