XML 101 R74.htm IDEA: XBRL DOCUMENT
v3.23.1

Investments in associates (Narrative) (Details) - share | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Osisko Development Corp [Member] |  |
Disclosure of associates [line items] |  |
Shares held in associates | 33,333,366 |
Proportion of ownership interest in associate | 44.10% | 75.10%
Osisko Development Corp [Member] | Cariboo Gold [Member] |  |
Disclosure of associates [line items] |  |
NSR royalty percentage | 5.00% |
Osisko Development Corp [Member] | San Antonio gold project [Member] |  |
Disclosure of associates [line items] |  |
NSR royalty percentage | 15.00% |
Osisko Development Corp [Member] | Trixie property [Member] |  |
Disclosure of associates [line items] |  |
NSR royalty percentage | 2.50% |
Osisko Mining [Member] |  |
Disclosure of associates [line items] |  |
Shares held in associates | 50,023,569 |
Proportion of ownership interest in associate | 14.40% | 14.40%
Osisko Mining [Member] | Windfall gold project [Member] | Minimum [Member] |  |
Disclosure of associates [line items] |  |
NSR royalty percentage | 2.00% |
Osisko Mining [Member] | Windfall gold project [Member] | Maximum [Member] |  |
Disclosure of associates [line items] |  |
NSR royalty percentage | 3.00% |
Osisko Metals [Member] | Other properties held by Osisko Mining [Member] |  |
Disclosure of associates [line items] |  |
NSR royalty percentage | 1.00% |

X
- 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_DisclosureOfSignificantInvestmentsInAssociatesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The proportion of ownership interest in an associate attributable to the entity. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2022-03-24 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2022-03-24 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInAssociate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents percentage of total NSR royalty. + References No definition available. + Details
Name: | or_NsrRoyaltyPercentage
Namespace Prefix: | or_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Shares held in associates + References No definition available. + Details
Name: | or_SharesHeldInAssociates
Namespace Prefix: | or_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=or_OsiskoDevelopmentCorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | or_ProjectAndPropertiesAxis=or_CaribooGoldMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | or_ProjectAndPropertiesAxis=or_SanAntonioGoldProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | or_ProjectAndPropertiesAxis=or_TrixiePropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=or_OsiskoMiningMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInvestmentPropertyAxis=or_WindfallLakeMember
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: |

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=or_OsiskoMetalsIncorporatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInvestmentPropertyAxis=or_OtherPropertiesHeldByOsiskoMiningMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |