Key Management Personnel - Additional Information (Detail) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2019 |
|
| Key management personnel [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Purchases | $ 0 | $ 0 | $ 0 |
| Amounts payable | 0 | 0 | 0 |
| Key management personnel [member] | Loans [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Amounts payable | 0 | 0 | 0 |
| Amounts receivable | 0 | 0 | 0 |
| Director related entities [member] | |||
| Disclosure of transactions between related parties [line items] | |||
| Purchases | 0 | 0 | 0 |
| Amounts payable | $ 0 | $ 0 | $ 0 |