The amount of outstanding funds that the entity is obligated to repay.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_Borrowings
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 50
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_50_a&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_UndrawnBorrowingFacilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

Name:	tlx_BankLoansAbstract
Namespace Prefix:	tlx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The maturity term of borrowings, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	tlx_BorrowingsMaturityTerm
Namespace Prefix:	tlx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of capital and reserves.

+ References

No definition available.

+ Details

Name:	tlx_CapitalAndReservesPercentage
Namespace Prefix:	tlx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The repayment period of loan, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	tlx_LoanRepaymentPeriod
Namespace Prefix:	tlx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of loan agreements.

+ References

No definition available.

+ Details

Name:	tlx_NumberOfLoanAgreements
Namespace Prefix:	tlx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_LiabilitiesArisingFromFinancingActivitiesAxis=tlx_ConvertibleBondsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_BorrowingsByNameAxis=tlx_BNPParibasAndIMBCGroupMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ProductsAndServicesAxis=tlx_RadiopharmaceuticalProductionFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_BorrowingsByNameAxis=tlx_BNPParibasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Borrowings, Bank loans (Details)	12 Months Ended
Borrowings, Bank loans (Details)	Dec. 31, 2024 EUR (€) Agreement	Dec. 31, 2024 AUD ($)	Dec. 31, 2023 AUD ($)
Bank loans [Abstract]
Borrowings \| $		$ 570,811,000	$ 9,173,000
Loan repayment period	2 years
Convertible Bonds [Member]
Bank loans [Abstract]
Borrowings \| $		555,706,000	$ 0
Top of Range [Member]
Bank loans [Abstract]
Capital and reserves percentage	25.00%
BNP Paribas and IMBC Group [Member]
Bank loans [Abstract]
Undrawn borrowing facilities	€ 2,407,000	$ 4,036,000
Radiopharmaceutical Production Facility [Member]
Bank loans [Abstract]
Number of loan agreements \| Agreement	2
Radiopharmaceutical Production Facility [Member] \| BNP Paribas and IMBC Group [Member]
Bank loans [Abstract]
Borrowings \| €	€ 10,100,000
Borrowings, maturity term	10 years
Radiopharmaceutical Production Facility [Member] \| BNP Paribas [Member]
Bank loans [Abstract]
Borrowings \| €	€ 2,000,000
Borrowings, maturity term	2 years