Leases - Supplemental Cash Flow Disclosures (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2020 USD ($)
Supplemental Cash Flow Information [Abstract]
Cash paid for operating leases	$ 9,773
Right-of-use asset obtained in exchange for operating lease liability	36,564
Leasehold improvements received as lease incentive, non-cash investing activity	$ 2,400