XML 73 R67.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Equity - Additional Information (Details) $ / shares in Units, $ / shares in Units, $ in Thousands, $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Mar. 31, 2021 USD ($) $ / shares | Mar. 31, 2021 AUD ($) $ / shares shares | Sep. 30, 2022 USD ($) $ / shares shares | Sep. 30, 2021 USD ($)
Disclosure Of Classes Of Share Capital [Line Items] |  |  |  |
Proceeds from issue of shares | $ |  |  | $ 45,065 | $ 147
Warrants |  |  |  |
Disclosure Of Classes Of Share Capital [Line Items] |  |  |  |
Ratio of issuance of warrants to ordinary shares | 25.00% | 25.00% |  |
Number of warrants | shares |  | 15,027,327 |  |
Warrant exercise price per share | $ / shares |  | $ 2.88 |  |
Warrant exercise term | 7 years | 7 years |  |
Warrants | Bottom Of Range [Member] |  |  |  |
Disclosure Of Classes Of Share Capital [Line Items] |  |  |  |
Share price for right exercise of the warrants | $ / shares | 4.32 | 4.32 |  |
Private Placement |  |  |  |
Disclosure Of Classes Of Share Capital [Line Items] |  |  |  |
Proceeds from issue of shares | $ 110,000 | $ 138.0 |  |
Fully-paid ordinary shares | shares |  | 60,109,290 | 86,666,667 |
Par value per share | (per share) |  | $ 2.30 | $ 0.75 |

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
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 -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 106 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_106_d&doctype=Standard -URIDate 2022-03-24 + 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 issued by the entity, for which full payment has been received. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 79 -Subparagraph a -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_79_a_ii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_NumberOfSharesIssuedAndFullyPaid
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The nominal value per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 79 -Subparagraph a -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_79_a_iii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ParValuePerShare
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from issuing shares. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 17 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_17_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ProceedsFromIssuingShares
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Shares price. + References No definition available. + Details
Name: | meso_SharesPrice
Namespace Prefix: | meso_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warrant exercise price per share. + References No definition available. + Details
Name: | meso_WarrantExercisePricePerShare
Namespace Prefix: | meso_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Warrant exercise term. + References No definition available. + Details
Name: | meso_WarrantExerciseTerm
Namespace Prefix: | meso_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warrant issuance ratio for number of ordinary share issued. + References No definition available. + Details
Name: | meso_WarrantIssuanceRatioForNumberOfOrdinaryShareIssued
Namespace Prefix: | meso_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ReservesWithinEquityAxis=meso_WarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ComponentsOfEquityAxis=meso_PrivatePlacementOfSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |