XML 139 R89.htm IDEA: XBRL DOCUMENT
v3.20.1

Subsequent events (Narrative) (Details) | Feb. 19, 2020 $ / shares
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Subsequent events [Member] |
Disclosure of non-adjusting events after reporting period [line items] |
Dividend per share | $ 0.05

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

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- Definition Dividend per share + References No definition available. + Details
Name: | or_DividendPerShare
Namespace Prefix: | or_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | or_SubsequentsEventsAxis=ifrs-full_NonadjustingEventsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |