XML 101 R81.htm IDEA: XBRL DOCUMENT v3.20.1

CAPITAL STOCK - Disclosure of range of exercise prices of outstanding share options (Details)	12 Months Ended
	Dec. 31, 2019 CAD ($) Share	Dec. 31, 2018 Share	Dec. 31, 2017 Share
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	6,714,700	6,775,000	5,247,500
Number of share options exercisable in share-based payment arrangement	6,697,200
Granted June 8, 2015 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	915,000
Number of share options exercisable in share-based payment arrangement	915,000
Exercise price of outstanding share options | $	$ 0.66
Expiry Date	June 8, 2020
Granted October 18, 2016 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	1,147,700
Number of share options exercisable in share-based payment arrangement	1,147,700
Exercise price of outstanding share options | $	$ 1.30
Expiry Date	October 18, 2021
Granted August 28, 2017 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	1,315,000
Number of share options exercisable in share-based payment arrangement	1,315,000
Exercise price of outstanding share options | $	$ 1.20
Expiry Date	August 28, 2022
Granted July 20, 2018 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	1,537,000
Number of share options exercisable in share-based payment arrangement	1,537,000
Exercise price of outstanding share options | $	$ 1.30
Expiry Date	July 20, 2023
Granted September 20, 2018 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	75,000
Number of share options exercisable in share-based payment arrangement	75,000
Exercise price of outstanding share options | $	$ 1.42
Expiry Date	September 20, 2023
Granted November 28, 2018 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	15,000
Number of share options exercisable in share-based payment arrangement	15,000
Exercise price of outstanding share options | $	$ 1.57
Expiry Date	November 28, 2023
Granted December 14,2018 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	20,000
Number of share options exercisable in share-based payment arrangement	20,000
Exercise price of outstanding share options | $	$ 1.42
Expiry Date	December 14, 2023
Granted June 6, 2019 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	1,530,000
Number of share options exercisable in share-based payment arrangement	1,512,500
Exercise price of outstanding share options | $	$ 1.70
Expiry Date	June 6, 2024
Granted September 30, 2019 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	100,000
Number of share options exercisable in share-based payment arrangement	100,000
Exercise price of outstanding share options | $	$ 1.77
Expiry Date	September 30, 2024
Granted November 18, 2019 [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of share options outstanding in share-based payment arrangement	60,000
Number of share options exercisable in share-based payment arrangement	60,000
Exercise price of outstanding share options | $	$ 1.80
Expiry Date	November 18, 2024

X

- Definition

The description of the expiry date.

+ References

No definition available.

+ Details

Name:	emx_DescriptionOfExpiryDate
Namespace Prefix:	emx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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

X

- Definition

The exercise price of outstanding share options.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2018-01-01
-Paragraph 45
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_45_d&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_ExercisePriceOfOutstandingShareOptions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The number of share options outstanding in a share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2018-01-01
-Paragraph 45
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_45_d&doctype=Standard
-URIDate 2018-03-16

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2018-01-01
-Paragraph 45
-Subparagraph b
-Clause i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_45_b_i&doctype=Standard
-URIDate 2018-03-16

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2018-01-01
-Paragraph 45
-Subparagraph b
-Clause vi
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_45_b_vi&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_NumberOfOutstandingShareOptions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The number of share options exercisable in a share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2018-01-01
-Paragraph 45
-Subparagraph b
-Clause vii
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=2&date=2018-03-01&anchor=para_45_b_vii&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedJuneEightTwoZeroOneFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedOctoberOneEightTwoZeroOneSixMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedAugustTwoEightTwoZeroOneSevenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedJulyTwoZeroTwoZeroOneEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedSeptemberTwoZeroTwoZeroOneEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedNovemberTwoEightTwoZeroOneEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedDecemberTwoEightTwoZeroOneEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedOnJuneSixthTwoThousandNineteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedOnSeptemberThirtyTwoThousandNineteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	emx_StockOptionsByDateGrantedAxis=emx_GrantedOnNovemberEighteenTwoThousandNineteenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: