Lease - Summary of Supplemental Cash Flow and Other Information Related to Leases (Detail) $ in Thousands	3 Months Ended
	Sep. 30, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 139
Operating cash flows from finance leases	3
Financing cash flow from finance leases	8
Right-of-use assets obtained in exchange for new finance lease liabilities	0
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 148
Weighted-average remaining lease term:
Operating leases	4 years 1 month 28 days
Finance leases	3 years 10 months 2 days
Weighted-average discount rate:
Operating leases	6.54%
Finance leases	5.53%