Operating segments	12 Months Ended
Sep. 30, 2022
Disclosure of operating segments [abstract]
Operating segments	17. Operating segments The Company conducts its business as a single operating segment, being the investment in royalty and mineral stream interests. Except for royalties on gold projects located in Brazil, Colombia, Peru, Turkey and the United States, substantially all of the Company's assets and liabilities are held in Canada.

The disclosure of operating segments. [Refer: Operating segments [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 8
-IssueDate 2021-01-01
-Paragraph 23
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23&doctype=Standard
-URIDate 2021-03-24

Name:	ifrs-full_DisclosureOfOperatingSegmentsExplanatory
Namespace Prefix:	ifrs-full_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration