XML 140 R9.htm IDEA: XBRL DOCUMENT
v3.20.1

Basis of presentation | 12 Months Ended
--- | ---
Dec. 31, 2019
Basis Of Presentation [Abstract] |
Basis of presentation [Text Block] | 2. Basis of presentation The accompanying consolidated financial statements have been prepared in accordance with the International Financial Reporting Standards ("IFRS") as issued by the International Accounting Standards Board ("IASB"). The accounting policies, methods of computation and presentation applied in these consolidated financial statements are consistent with those of the previous financial year, except for the adoption of new accounting standards as further described in Note 3. The Board of Directors approved the audited consolidated financial statements for issue on February 19, 2020.

X
- Definition The disclosure of the basis used for the preparation of the financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_10_e&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | or_BasisOfPresentationAbstract
Namespace Prefix: | or_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration