Leases - Summary of lease costs recognized under ASC 842 and other information pertaining to the Company's operating and finance leases (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Finance lease cost
Amortization of right-of-use asset	$ 46
Interest on lease liability	8
Operating lease cost	770
Variable lease cost	379
Total lease cost	1,203
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for finance lease	8
Operating cash flows used for operating leases	1,091
Financing cash flows used for finance lease	$ 45	$ 52
Other information:
Weighted average remaining lease term - operating leases (in years)	6 years 1 month 6 days
Weighted average remaining lease term - finance lease (in years)	1 year 9 months 18 days
Weighted average discount rate - operating leases	8.50%
Weighted average discount rate - finance lease	6.90%