The price per share of the conversion feature embedded in the financial asset.

No definition available.

Name:	fnv_FinancialAssetConvertibleConversionPrice
Namespace Prefix:	fnv_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the fixed interest rate related to financial asset.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnv_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of cash advances and loans made to other parties (other than advances and loans made by a financial institution), classified as investing activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2023-01-01
-Paragraph 16
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2023-en-r&anchor=para_16_e&doctype=Standard
-URIDate 2023-03-23

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from the repayment of advances and loans made to other parties (other than advances and loans of a financial institution), classified as investing activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2023-01-01
-Paragraph 16
-Subparagraph f
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2023-en-r&anchor=para_16_f&doctype=Standard
-URIDate 2023-03-23

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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

- Details

Name:	ifrs-full_ClassesOfFinancialAssetsAxis=fnv_NorontTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfFinancialAssetsAxis=ifrs-full_LoansAndReceivablesCategoryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfFinancialAssetsAxis=fnv_SkeenaConvertibleDebentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Loans Receivable - Additional information (Details) $ / shares in Units, $ in Millions, $ in Millions				12 Months Ended
	Dec. 18, 2023 USD ($)	Dec. 18, 2023 CAD ($) $ / shares	May 04, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2015 USD ($)
Loans Receivable
Amount advances				$ 18.7
Noront Term Loan \| Loans receivable
Loans Receivable
Amount advances		$ 25.0			$ 25.0
Amount repaid			$ 42.7
Skeena Convertible Debenture \| Loans receivable
Loans Receivable
Amount advances	$ 18.7
Interest rate (in percent)	7.00%	7.00%
Conversion price \| $ / shares		$ 7.70