Subsidiaries - Summary of Group Subsidiaries (Details)	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Disclosure of subsidiaries [line items]
Principal activity	Research and Development
Country of incorporation	Australia
Iliad Chemicals Pty Ltd
Disclosure of subsidiaries [line items]
Subsidiaries of Bionomics Limited	Iliad Chemicals Pty Ltd
Principal activity	Asset owner
Country of incorporation	Australia
Percentage owned	100.00%	100.00%
Bionomics Inc
Disclosure of subsidiaries [line items]
Subsidiaries of Bionomics Limited	Bionomics Inc
Principal activity	Asset owner
Country of incorporation	United States
Percentage owned	100.00%	100.00%

The country in which a subsidiary of the entity is incorporated. [Refer: Subsidiaries [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2022-03-24
-Paragraph 16
-Subparagraph b
-Clause ii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_16_b_ii&doctype=Standard
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2022-03-24
-Paragraph 17
-Subparagraph b
-Clause ii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_17_b_ii&doctype=Standard
-URIDate 2022-03-24

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2022-03-24
-Paragraph 12
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_12_b&doctype=Standard
-URIDate 2022-03-24

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2022-03-24
-Paragraph 19B
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_19B_b&doctype=Standard
-URIDate 2022-03-24

Name:	ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration