XML 139 R61.htm IDEA: XBRL DOCUMENT
v3.20.1

SEGMENTED INFORMATION (Narrative) (Details) - CAD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Disclosure of operating segments [line items] |  |  |
Royalty interest | $ 13,488 | $ 14,346 | $ 21,943
Serbia [Member] |  |  |
Disclosure of operating segments [line items] |  |  |
Royalty interest | $ 200 |  |

X
- Definition Royalty interest + References No definition available. + Details
Name: | emx_RoyaltyInterest
Namespace Prefix: | emx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | emx_ExplorationAndEvaluationAssetsByGeographyAxis=country_RS
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |