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Fair value measurement - Summary of movements in level 3 assets and liabilities (Detail) - At fair value [member] - AUD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Disclosure of detailed information about movements in level 3 assets and liabilities [Line Items] |  |
Balance Beginning | $ 1,015 | $ 1,845
Losses recognised in profit or loss | 153 | 2,570
Payout of milestone |  | (3,400)
Balance Ending | 1,168 | 1,015
Level 3 [member] |  |
Disclosure of detailed information about movements in level 3 assets and liabilities [Line Items] |  |
Balance Beginning | 1,015 | 1,845
Losses recognised in profit or loss | 153 | 2,570
Payout of milestone |  | (3,400)
Balance Ending | $ 1,168 | $ 1,015

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- Definition The gains (losses) including exchange differences recognised in profit or loss on the fair value measurement of assets. [Refer: At fair value [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_e_i&doctype=Standard -URIDate 2021-03-24 + Details
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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- Definition Fair value of assets and liabilities. + References No definition available. + Details
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Namespace Prefix: | kzia_
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Balance Type: | credit
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- Definition Payout of milestones. + References No definition available. + Details
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Namespace Prefix: | kzia_
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Balance Type: | credit
Period Type: | duration

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- Details
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Namespace Prefix: |
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- Details
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