XML 93 R83.htm IDEA: XBRL DOCUMENT
v3.25.3

Other financial liabilities - Additional Information (Detail) |  |  |  |  |  | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 14, 2025 AUD ($) Shares shares | Jul. 11, 2024 USD ($) $ / shares | May 17, 2024 Shares $ / shares | Feb. 21, 2024 AUD ($) | Nov. 30, 2023 AUD ($) shares | Jun. 30, 2025 AUD ($) | Jun. 30, 2024 AUD ($) | Jun. 30, 2023 AUD ($) | Jan. 30, 2025 AUD ($) | Jan. 14, 2025 $ / shares | Jul. 11, 2024 AUD ($) shares | Jul. 11, 2024 $ / shares | Nov. 30, 2023 $ / shares | May 01, 2022
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other equity instruments exercisable | Shares |  |  | 22,000 |  |  |  |  |  |  |  |  |  |  |
Exercise price | $ / shares |  |  | $ 13.5 |  |  |  |  |  |  | $ 7.5 |  |  | $ 29.15 |
Securities expiry date |  |  |  |  | Jun. 05, 2029 |  |  |  |  |  |  |  |  |
Fair value warrants issued |  |  |  |  |  | $ 5,445,887 |  |  |  |  |  |  |  |
Rate of consideration for purchasing warrants |  |  |  |  |  | 5.00% |  |  |  |  |  |  |  |
Amount for determining exercise price of warrants |  |  |  |  |  | $ 6,000,000 |  |  |  |  |  |  |  |
Proceeds from the prefunded warrants and ordinary warrants |  |  |  |  | $ 2,637,853 |  |  |  |  |  |  |  |  |
Proceeds from exercise of warrants |  | $ 1,178,106 |  |  |  | $ 1,178,000 | $ 0 | $ 0 |  |  |  |  |  |
Decrease Exercise Price Of Warrant | $ / shares |  |  | $ 13.5 |  |  |  |  |  |  |  |  |  |  |
Number of other equity instruments exercisable in share-based payment arrangement | Shares |  |  | 22,000 |  |  |  |  |  |  |  |  |  |  |
Weighted average exercise price of other equity instruments exercisable in share-based payment arrangement | $ / shares |  |  | $ 13.5 |  |  |  |  |  |  | 7.5 |  |  | $ 29.15 |
Number of other equity instruments exercised or vested in share-based payment arrangement | $ / shares |  | 22,000 |  |  |  |  |  |  |  |  |  |  |  |
Exercise Price Per Warrant | $ / shares |  |  |  |  |  |  |  |  |  |  |  | $ 13.5 |  |
Number of shares represented by one depositary receipt | 100 |  |  |  |  |  |  |  |  |  | 11,000,000 |  |  | 500
Warrants exercised at fair value |  |  |  |  |  |  |  |  | $ 2,380,271 |  |  |  |  |
Number of warrants outstanding | shares |  |  |  |  |  |  |  |  |  |  | 5,000 |  |  |
Expenses incurred on instrument issued | $ 1,495,705 |  |  |  |  |  |  |  |  |  |  |  |  |
Alumni capital [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares represented by one depositary receipt |  |  |  |  |  |  |  |  |  |  | 25,786,480 |  |  |
Purchase price of shares | $ / shares |  |  |  |  |  |  |  |  |  |  |  | $ 0.9695 |  |
Warrants exercised at fair value |  |  |  |  |  |  |  |  |  |  | $ 6,459,840 |  |  |
Prefunded Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued | shares | 779,893 |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from exercise of warrants |  |  |  | $ 27,725,000 |  |  |  |  |  |  |  |  |  |
Number of other equity instruments exercised or vested in share-based payment arrangement | Shares | 779,893 |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise Price Per Warrant | $ / shares |  |  |  |  |  |  |  |  |  | 0.0001 |  |  |  |
Purchase price of shares | $ / shares |  |  |  |  |  |  |  |  |  | $ 1.4999 |  |  |  |
At The Market Equity Program [Member] | Alumni capital [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued | shares |  |  |  |  |  |  |  |  |  |  | 515,729 |  |  |
Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value warrants issued | $ 76,358,000 |  |  |  | 132,763,000 |  |  |  |  |  |  |  |  |
Transaction cost incurred for issue of warrants | 228,422,000 |  |  |  | $ 382,463,000 |  |  |  |  |  |  |  |  |
Proceeds from exercise of warrants | 3,263,047 |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of instrument issued | $ 4,530,203 |  |  |  |  |  |  |  |  |  |  |  |  |
Prefunded Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other equity instruments exercisable | 155,979 |  |  |  | 36,488 |  |  |  |  |  |  |  |  |
Number of other equity instruments exercisable in share-based payment arrangement | 155,979 |  |  |  | 36,488 |  |  |  |  |  |  |  |  |
Ordinary Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other equity instruments exercisable | 266,667 |  |  |  | 88,888 |  |  |  |  |  |  |  |  |
Number of other equity instruments exercisable in share-based payment arrangement | 266,667 |  |  |  | 88,888 |  |  |  |  |  |  |  |  |
Ordinary Warrants [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued | shares | 200,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Financial liabilities, at fair value |  |  |  |  | $ 3,020,316 |  |  |  |  |  |  |  |  |
Issued capital, ordinary shares | $ 8,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary Warrants 1 [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial liabilities, at fair value | 2,545,276 |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary Warrants 2 [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial liabilities, at fair value | 1,908,568 |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary Warrants 3 [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financial liabilities, at fair value | $ 76,358,000 |  |  |  |  |  |  |  |  |  |  |  |  |
American Depositary Shares [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Disclosure of Changes in Other Financial Liabilities Current [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued | shares | 110,688 |  |  |  | 52,400 |  |  |  |  |  |  |  |  |

X
- Definition The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2025-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2025-en-r&anchor=para_25&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_FinancialLiabilitiesAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The nominal value of capital arising from issuing ordinary shares. [Refer: Issued capital] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 78 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_78_e&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_IssuedCapitalOrdinaryShares
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of other equity instruments (ie other than share options) exercisable in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 106 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfSharesIssued
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares represented by one depositary receipt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NumberOfSharesRepresentedByOneDepositaryReceipt
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from the exercise of share purchase warrants. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2025-01-01 -Paragraph 17 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_17&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_ProceedsFromExerciseOfWarrants
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The weighted average exercise price of other equity instruments (ie other than share options) exercisable in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2025-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2025-en-r&anchor=para_45&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount for determining exercise price of warrants. + References No definition available. + Details
Name: | kzia_AmountForDeterminingExercisePriceOfWarrants
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Decrease exercise price of warrant. + References No definition available. + Details
Name: | kzia_DecreaseExercisePriceOfWarrant
Namespace Prefix: | kzia_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of Changes in other financial liabilities current. + References No definition available. + Details
Name: | kzia_DisclosureOfChangesInOtherFinancialLiabilitiesCurrentLineItems
Namespace Prefix: | kzia_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per warrant. + References No definition available. + Details
Name: | kzia_ExercisePricePerWarrant
Namespace Prefix: | kzia_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Expenses incurred on instrument issued. + References No definition available. + Details
Name: | kzia_ExpensesIncurredOnInstrumentIssued
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Fair value of instrument issued. + References No definition available. + Details
Name: | kzia_FairValueOfInstrumentIssued
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value warrants issued. + References No definition available. + Details
Name: | kzia_FairValueWarrantsIssued
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of warrants outstanding. + References No definition available. + Details
Name: | kzia_NumberOfWarrantsOutstanding
Namespace Prefix: | kzia_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Proceeds from the prefunded warrants and ordinary warrants. + References No definition available. + Details
Name: | kzia_ProceedsFromThePrefundedWarrantsAndOrdinaryWarrants
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Purchase price of shares. + References No definition available. + Details
Name: | kzia_PurchasePriceOfShares
Namespace Prefix: | kzia_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Rate of consideration for purchasing warrants. + References No definition available. + Details
Name: | kzia_RateOfConsiderationForPurchasingWarrants
Namespace Prefix: | kzia_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Securities expiry date. + References No definition available. + Details
Name: | kzia_SecuritiesExpiryDate
Namespace Prefix: | kzia_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Transaction cost incurred for issue of warrants. + References No definition available. + Details
Name: | kzia_TransactionCostIncurredForIssueOfWarrants
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Warrants exercised at fair value. + References No definition available. + Details
Name: | kzia_WarrantsExercisedAtFairValue
Namespace Prefix: | kzia_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_CounterpartiesAxis=kzia_AlumnicapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfOrdinarySharesAxis=kzia_PrefundedWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfOrdinarySharesAxis=kzia_AtTheMarketEquityProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kzia_AgreementAxis=kzia_SecuritiesPurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kzia_ClassofWarrantorRightAxis=kzia_PrefundedWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kzia_ClassofWarrantorRightAxis=kzia_OrdinaryWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kzia_ClassofWarrantorRightAxis=kzia_OrdinaryWarrants1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kzia_ClassofWarrantorRightAxis=kzia_OrdinaryWarrants2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kzia_ClassofWarrantorRightAxis=kzia_OrdinaryWarrants3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=kzia_AmericanDepositarySharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |