XML 146 R109.htm IDEA: XBRL DOCUMENT
v3.19.1

Share-based payments - Summary of Range of Exercise Prices of Outstanding Share Options (Detail) - Employee stock option plan [member] | Dec. 31, 2018 CAD ($) shares yr | Dec. 31, 2017 shares | Dec. 31, 2016 shares
--- | --- | --- | ---
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 5,591,228 | 5,944,510 | 5,779,205
Option outstanding, weighted average remaining contractual life (years) | yr | 2.2 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 22.56 |  |
Exercisable options, Shares (in shares) | shares | 3,576,150 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 28.13 |  |
$6.00 to $6.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 1,070,517 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 4.3 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 6.20 |  |
Exercisable options, Shares (in shares) | shares | 0 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 0.00 |  |
$16.00 to $16.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 1,350,527 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 2.1 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 16.10 |  |
Exercisable options, Shares (in shares) | shares | 1,011,048 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 16.10 |  |
$18.00 to $18.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 2,591 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 2.1 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 18.55 |  |
Exercisable options, Shares (in shares) | shares | 1,727 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 18.55 |  |
$19.00 to $19.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 20,000 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 1.8 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 19.80 |  |
Exercisable options, Shares (in shares) | shares | 20,000 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 19.80 |  |
$21.00 to $21.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 20,000 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 2.8 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 21.15 |  |
Exercisable options, Shares (in shares) | shares | 13,333 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 21.15 |  |
$22.00 to $22.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 932,971 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 3.1 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 22.00 |  |
Exercisable options, Shares (in shares) | shares | 437,527 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 22.00 |  |
$23.00 to $23.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 151,933 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 3.2 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 23.18 |  |
Exercisable options, Shares (in shares) | shares | 50,643 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 23.18 |  |
$29.00 to $29.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 2,449 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 2.4 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 29.55 |  |
Exercisable options, Shares (in shares) | shares | 1,632 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 29.55 |  |
$30.00 to $30.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 27,800 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 0.8 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 30.75 |  |
Exercisable options, Shares (in shares) | shares | 27,800 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 30.75 |  |
$31.00 to $31.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 4,828 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 0.3 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 31.90 |  |
Exercisable options, Shares (in shares) | shares | 4,828 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 31.90 |  |
$33.00 to $33.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 1,159,157 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 1.1 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 33.35 |  |
Exercisable options, Shares (in shares) | shares | 1,159,157 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 33.35 |  |
$34.00 to $34.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 20,000 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 0.3 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 34.15 |  |
Exercisable options, Shares (in shares) | shares | 20,000 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 34.15 |  |
$35.00 to $35.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 20,000 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 1.0 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 35.40 |  |
Exercisable options, Shares (in shares) | shares | 20,000 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 35.40 |  |
$39.00 to $39.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Shares (in shares) | shares | 808,455 |  |
Option outstanding, weighted average remaining contractual life (years) | yr | 0.2 |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 39.20 |  |
Exercisable options, Shares (in shares) | shares | 808,455 |  |
Exercisable options, Weighted average exercise price (CAD per share) | $ 39.20 |  |
Bottom of range [member] | $6.00 to $6.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 6.00 |  |
Bottom of range [member] | $16.00 to $16.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 16.00 |  |
Bottom of range [member] | $18.00 to $18.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 18.00 |  |
Bottom of range [member] | $19.00 to $19.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 19.00 |  |
Bottom of range [member] | $21.00 to $21.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 21.00 |  |
Bottom of range [member] | $22.00 to $22.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 22.00 |  |
Bottom of range [member] | $23.00 to $23.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 23.00 |  |
Bottom of range [member] | $29.00 to $29.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 29.00 |  |
Bottom of range [member] | $30.00 to $30.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 30.00 |  |
Bottom of range [member] | $31.00 to $31.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 31.00 |  |
Bottom of range [member] | $33.00 to $33.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 33.00 |  |
Bottom of range [member] | $34.00 to $34.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 34.00 |  |
Bottom of range [member] | $35.00 to $35.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 35.00 |  |
Bottom of range [member] | $39.00 to $39.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 39.00 |  |
Top of range [member] | $6.00 to $6.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 6.99 |  |
Top of range [member] | $16.00 to $16.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 16.99 |  |
Top of range [member] | $18.00 to $18.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 18.99 |  |
Top of range [member] | $19.00 to $19.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 19.99 |  |
Top of range [member] | $21.00 to $21.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 21.99 |  |
Top of range [member] | $22.00 to $22.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 22.99 |  |
Top of range [member] | $23.00 to $23.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 23.99 |  |
Top of range [member] | $29.00 to $29.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 29.99 |  |
Top of range [member] | $30.00 to $30.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 30.99 |  |
Top of range [member] | $31.00 to $31.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 31.99 |  |
Top of range [member] | $33.00 to $33.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 33.99 |  |
Top of range [member] | $34.00 to $34.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 34.99 |  |
Top of range [member] | $35.00 to $35.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | 35.99 |  |
Top of range [member] | $39.00 to $39.99 [member] |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Option outstanding, Weighted average exercise price (CAD per share) | $ 39.99 |  |

X
- Definition The exercise price of outstanding share options exercisable. + References No definition available. + Details
Name: | ego_ExercisePriceOfOutstandingShareOptionsExercisable
Namespace Prefix: | ego_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options exercisable outstanding in a share-based payment arrangement. + References No definition available. + Details
Name: | ego_NumberOfOutstandingShareOptionsExercisable
Namespace Prefix: | ego_
Data Type: | xbrli:decimalItemType
Balance Type: | na
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_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems
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 weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]] + 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_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=ego_EmployeeStockOptionPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceSixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceSevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceEightMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceNineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceTenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceElevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceTwelveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceThirteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=ego_ShareBasedPaymentsExercisePriceFourteenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |