XML 77 R40.htm IDEA: XBRL DOCUMENT
v3.21.1

SUPPLEMENTAL DISCLOSURE WITH RESPECT TO CASH FLOWS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Disclosure Of Cash Flow Statement Explanatory [Abstract] |
Disclosure of detailed information about cash and cash equivalents [Table Text Block] |
|  | December 31, 2020 |  |  | December 31, 2019 |
Cash | $ | 50,745 |  | $ | 68,994 |
Short-term deposits |  | 1,957 |  |  | 187 |
| $ | 52,702 |  | $ | 69,181 |
Disclosure of detailed information about changes in non-cash working capital [Table Text Block] |
|  | Year ended |  |  | Year ended |
|  | December 31, 2020 |  |  | December 31, 2019 |
Accounts receivable | $ | (1,895 | ) | $ | 1,139 |
Prepaid expenses |  | (98 | ) |  | (277 | )
Accounts payable and accrued liabilities |  | 2,290 |  |  | (4,403 | )
Advances from joint venture partners |  | (310 | ) |  | 460 |
| $ | (13 | ) | $ | (3,081 | )

X
- Definition Disclosure Of Cash Flow Statement Explanatory [Abstract] + References No definition available. + Details
Name: | emx_DisclosureOfCashFlowStatementExplanatoryAbstract
Namespace Prefix: | emx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents disclosure of changes in non-cash working capital. + References No definition available. + Details
Name: | emx_DisclosureOfChangesInNonCashWorkingCapitalExplanatory
Namespace Prefix: | emx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of cash and cash equivalents. [Refer: Cash and cash equivalents] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_10_e&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration