Leases - Additional Information (Detail) $ in Millions	12 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2020 ft²
Leases Description [Line Items]
Rent Expenses For Lease | $	$ 1.1
Alachua, Florida [Member]
Leases Description [Line Items]
Office and laboratory space for lease		21,500
Renewal term of operating lease agreement		5 years
Cambridge, Massachusetts [Member]
Leases Description [Line Items]
Office and laboratory space for lease		8,000
Renewal term of operating lease agreement		3 years