Leases - Summary of Future Minimum Commitments for the Company's Operating and Financing Leases (Detail) $ in Thousands	Jun. 30, 2020 USD ($)
Operating lease liabilities:
2021	$ 1,109
2022	1,128
2023	1,148
2024	1,168
2025	888
Thereafter	1,159
Total future minimum payments for operating leases	6,600
Imputed interest	(1,472)
Operating lease liabilities per the balance sheet	5,128
Finance lease liability:
2021	53
2022	39
Total future minimum payments for finance lease	92
Imputed interest	(6)
Total finance lease liability per the balance sheet	$ 86