Name:	fnv_IfrsLineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	fnv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Maximum borrowing capacity under the credit facilities without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility and the nominal or face amount of a financial instrument, used to calculate payments made on that instrument.

No definition available.

Name:	fnv_LineOfCreditFacilityMaximumBorrowingCapacityAndNotionalAmount
Namespace Prefix:	fnv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Represents the number of letter of credit.

No definition available.

Name:	fnv_NumberOfLetterOfCredit
Namespace Prefix:	fnv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The cash outflow to settle Revolving credit facilities and borrowings, classified as financing activities. [Refer: Borrowings]

No definition available.

Name:	fnv_RepaymentsOfRevolvingCreditFacilitiesAndBorrowingsClassifiedAsFinancingActivities
Namespace Prefix:	fnv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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.

No definition available.

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

The cash inflow from borrowings obtained. [Refer: Borrowings]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2021-01-01
-Paragraph 17
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_17_c&doctype=Standard
-URIDate 2021-03-24