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v3.22.2.2

Share-based payments - Summary of valuation for each tranche of options (Detail) - AUD ($) | 12 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Tranche 6 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 07/08/2017 | 07/08/2017
Expiry date | Jul. 08, 2022 | Jul. 08, 2022
Share price at Grant Date | $ 0.43 |
Exercise price | $ 0.67 | $ 0.67
Volatility (%) | 74.50% |
Dividend yield (%) |  |
Risk free Rate | 1.95% |
Fair value per option | $ 0.206 |
Tranche 7 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 05/02/2018 | 05/02/2018
Expiry date | May 02, 2023 | May 02, 2023
Share price at Grant Date | $ 0.5 |
Exercise price | $ 0.78 | $ 0.78
Volatility (%) | 74.50% |
Dividend yield (%) |  |
Risk free Rate | 1.95% |
Fair value per option | $ 0.2 |
Tranche 9 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 13/11/2019 | 13/11/2019
Expiry date | Nov. 13, 2023 | Nov. 13, 2023
Share price at Grant Date | $ 0.41 |
Exercise price | $ 0.4925 | $ 0.4925
Volatility (%) | 74.50% |
Dividend yield (%) |  |
Risk free Rate | 1.95% |
Fair value per option | $ 0.18 |
Tranche 10 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 13/01/2020 | 13/01/2020
Expiry date | Jan. 13, 2025 | Jan. 13, 2025
Share price at Grant Date | $ 0.62 |
Exercise price | $ 0.8812 | $ 0.8812
Volatility (%) | 74.50% |
Dividend yield (%) |  |
Risk free Rate | 1.95% |
Fair value per option | $ 0.34 |
Tranche 11 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 09/11/2020 | 09/11/2020
Expiry date | Sep. 11, 2024 | Sep. 11, 2024
Share price at Grant Date | $ 0.89 |
Exercise price | $ 1.132 | $ 1.132
Volatility (%) | 90.00% |
Dividend yield (%) |  |
Risk free Rate | 0.10% |
Fair value per option | $ 0.413 |
Tranche 12 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 09/11/2020 | 09/11/2020
Expiry date | Sep. 11, 2024 | Sep. 11, 2024
Share price at Grant Date | $ 0.89 |
Exercise price | $ 0.8812 | $ 0.8812
Volatility (%) | 90.00% |
Dividend yield (%) |  |
Risk free Rate | 0.10% |
Fair value per option | $ 0.503 |
Tranche 13 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 04/01/2021 | 04/01/2021
Expiry date | Apr. 01, 2025 | Apr. 01, 2025
Share price at Grant Date | $ 1.185 |
Exercise price | $ 1.69 | $ 1.69
Volatility (%) | 90.00% |
Dividend yield (%) |  |
Risk free Rate | 0.19% |
Fair value per option | $ 0.6 |
Tranche 14 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 09/09/2021 |
Expiry date | Jun. 21, 2026 |
Share price at Grant Date | $ 1.42 |
Exercise price | $ 1.37 |
Volatility (%) | 76.00% |
Dividend yield (%) |  |
Risk free Rate | 1.50% |
Fair value per option | $ 0.88 |
Tranche 15 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 16/11/2021 |
Expiry date | Nov. 16, 2025 |
Share price at Grant Date | $ 1.57 |
Exercise price | $ 1.69 |
Volatility (%) | 76.00% |
Dividend yield (%) |  |
Risk free Rate | 1.50% |
Fair value per option | $ 0.85 |
Tranche 16 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 16/11/2021 |
Expiry date | Nov. 16, 2025 |
Share price at Grant Date | $ 1.57 |
Exercise price | $ 2.24 |
Volatility (%) | 76.00% |
Dividend yield (%) |  |
Risk free Rate | 1.50% |
Fair value per option | $ 0.75 |
Tranche 17 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 16/11/2021 |
Expiry date | Nov. 16, 2025 |
Share price at Grant Date | $ 1.57 |
Exercise price | $ 1.56 |
Volatility (%) | 76.00% |
Dividend yield (%) |  |
Risk free Rate | 1.50% |
Fair value per option | $ 0.97 |
Tranche 18 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 01/02/2022 |
Expiry date | Jan. 02, 2027 |
Share price at Grant Date | $ 0.96 |
Exercise price | $ 0.94 |
Volatility (%) | 79.00% |
Dividend yield (%) |  |
Risk free Rate | 1.50% |
Fair value per option | $ 0.59 |
Tranche 20 [member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Grant date | 24/05/2022 |
Expiry date | May 24, 2027 |
Share price at Grant Date | $ 0.8 |
Exercise price | $ 0.78 |
Volatility (%) | 44.00% |
Dividend yield (%) |  |
Risk free Rate | 2.95% |
Fair value per option | $ 0.63 |

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