Lease - Summary of Supplemental Cash Flow and Other Information Related to Leases (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Cash paid for amounts included in the measurement of lease liabilities: | ||||
| Operating cash flows of operating leases | $ 86 | $ 85 | $ 260 | $ 255 |
| Right-of-use assets obtained in exchange for new operating lease liabilities | $ 354 | $ 0 | $ 391 | $ 18 |
| Weighted-average remaining lease term: | ||||
| Operating leases | 4 years 25 days | 1 year 9 months 25 days | 4 years 25 days | 1 year 9 months 25 days |
| Weighted-average discount rate: | ||||
| Operating leases | 1.14% | 0.98% | 1.14% | 0.98% |