XML 82 R54.htm IDEA: XBRL DOCUMENT
v3.20.4

Significant accounting policies - Deferred share units and Restricted share units (Details) | 12 Months Ended
--- | ---
Dec. 31, 2020 shares
Deferred Share Units |
Significant accounting policies |
Number of trading days immediately preceding grant date for determining fair value | 5 days
Restricted Share Units |
Significant accounting policies |
The number of trading days immediately preceding the date of the conversion award | 5 days
The number of shares exchanged for each RSU | 1
Time-based RSU |
Significant accounting policies |
Vesting period | 3 years
Performance based RSU |
Significant accounting policies |
Vesting period | 3 years
Bottom | Performance based RSU |
Significant accounting policies |
Target settlement range 0% to 200% | 0.00%
Top | Performance based RSU |
Significant accounting policies |
Target settlement range 0% to 200% | 200.00%

X
- Definition The number of shares for each other equity instruments vest. + References No definition available. + Details
Name: | fnv_NumberOfSharesForEachOtherEquityInstrumentsVest
Namespace Prefix: | fnv_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of trading days immediately preceding the date of conversion or award grant for determining fair value. + References No definition available. + Details
Name: | fnv_NumberOfTradingDaysImmediatelyPrecedingDateOfIssuanceOfGrantForDeterminingFairValue
Namespace Prefix: | fnv_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of trading days immediately preceding grant date of grant for determining fair value. + References No definition available. + Details
Name: | fnv_NumberOfTradingDaysImmediatelyPrecedingGrantDateForDeterminingFairValue
Namespace Prefix: | fnv_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of performance and target settlement in share based payment. + References No definition available. + Details
Name: | fnv_PerformanceAndTargetSettlementPercentageInShareBasedPayment
Namespace Prefix: | fnv_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The vesting life of awards in a share-based payment arrangement. + References No definition available. + Details
Name: | fnv_VestingLifeOfShareBasedAwards
Namespace Prefix: | fnv_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=fnv_DeferredShareUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=fnv_IfrsRestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=fnv_TimeBasedRestrictedStockUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=fnv_PerformanceBasedRestrictedStockUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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