Represents the consideration to be transferred under option to buy down in an acquisition.

No definition available.

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

- Definition

Represents the percent of ownership with option to buy back by seller.

+ References

No definition available.

+ Details

Name:	fnv_AcquisitionPercentOfOwnershipOptionToBuyBackBySeller
Namespace Prefix:	fnv_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

the carrying value of smelter royalty interest subject to buyback provision.

+ References

No definition available.

+ Details

Name:	fnv_CarryingValueOfSmelterRoyaltyInterestSubjectToBuybackProvision
Namespace Prefix:	fnv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of gain loss on sale of royalty interests.

+ References

No definition available.

+ Details

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

- Definition

The percentage of NSR.

+ References

No definition available.

+ Details

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

- Definition

The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2023-01-01
-Paragraph B64
-Subparagraph f
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_f&doctype=Appendix&subtype=B
-URIDate 2023-03-23

+ Details

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

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

- Definition

The amount of impairment loss recognised in profit or loss for property, plant and equipment. [Refer: Impairment loss recognised in profit or loss; Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2023-01-01
-Paragraph 73
-Subparagraph e
-Clause v
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_v&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 98
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_98_a&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_BusinessCombinationsAxis=fnv_MarathonGoldCorporationValentineGoldProjectAcquisitionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=fnv_EnergyExplorationAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Royalty, Stream and Working Interests - Disposal of Royalty Interest (Details) $ in Millions, $ in Millions					12 Months Ended
	Feb. 22, 2023 USD ($)	Feb. 21, 2021	Feb. 21, 2019	Feb. 19, 2019 USD ($)	Dec. 31, 2023 USD ($)	Jun. 08, 2023 USD ($)	Feb. 23, 2023 USD ($)	Feb. 22, 2023 CAD ($)	Dec. 30, 2022 USD ($)	Dec. 30, 2022 CAD ($)	Apr. 14, 2022 USD ($)	Feb. 19, 2019 CAD ($)
Disclosure of detailed information about business combination [line items]
Written off amount					$ 1,173.3
Option to buy back of NSR (as a percent)	0.50%							0.50%
Percentage of NSR	1.50%	2.00%	2.00%	2.00%
Purchase price	$ 13.7						$ 7.0		$ 1.1	$ 1.5	$ 37.4
Gain on sale of royalty interest					$ 3.7
Marathon Gold Corporation, Valentine Gold Project Acquisition
Disclosure of detailed information about business combination [line items]
Option to buy back of NSR (as a percent)	0.50%							0.50%
Percentage of NSR	2.00%				3.00%
Consideration paid for options to buy-back royalty	$ 7.0
Purchase price				$ 13.7		$ 45.0						$ 18.0
Carrying value of smelter royalty interest subject to buyback provision	$ 3.3							$ 4.5
Gain on sale of royalty interest					$ 3.7
Energy exploration assets
Disclosure of detailed information about business combination [line items]
Written off amount					$ 4.1