XML 55 R49.htm IDEA: XBRL DOCUMENT v3.22.2.2

Financial Assets and Liabilities - Summary of Changes in Fair Value of Level 3 Instruments (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Sep. 30, 2022	Jun. 30, 2022
Level 3
Disclosure Of Financial Instruments [Line Items]
Gain (loss) on re-measurement of contingent consideration provision	$ 4.5	$ 0.9

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

X

- Definition

Gain (loss) on re-measurement of contingent consideration provision.

+ References

No definition available.

+ Details

Name:	meso_GainLossOnReMeasurementOfContingentConsiderationProvision
Namespace Prefix:	meso_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level3OfFairValueHierarchyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: