XML 158 R115.htm IDEA: XBRL DOCUMENT
v3.21.1

FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Fair Values Of Financial Assets And Liabilities Measured At Fair Value (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Disclosure of fair value measurement of assets [line items] |  |
Assets | $ 5,244,986 | $ 1,750,107
Liabilities | (1,305,083) | (616,153)
Assets | 5,244,986 | 1,750,107
Recurring measurements |  |
Disclosure of fair value measurement of assets [line items] |  |
Net assets | 72,314 | 123,905
Recurring measurements | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Net assets | 26,748 | 66,453
Recurring measurements | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Net assets | 35,818 | 56,805
Recurring measurements | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Net assets | 9,748 | 647
Derivative liabilities | Recurring measurements |  |
Disclosure of fair value measurement of assets [line items] |  |
Liabilities | (3,881) |
Derivative liabilities | Recurring measurements | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Liabilities | 0 |
Derivative liabilities | Recurring measurements | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Liabilities | (3,881) |
Derivative liabilities | Recurring measurements | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Liabilities | 0 |
Marketable securities | Recurring measurements |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 26,748 | 66,453
Assets | 26,748 | 66,453
Marketable securities | Recurring measurements | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 26,748 | 66,453
Assets | 26,748 | 66,453
Marketable securities | Recurring measurements | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 0 | 0
Assets | 0 | 0
Marketable securities | Recurring measurements | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 0 | 0
Assets | 0 | 0
Trade receivables | Recurring measurements |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 38,456 | 54,164
Assets | 38,456 | 54,164
Trade receivables | Recurring measurements | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 0 | 0
Assets | 0 | 0
Trade receivables | Recurring measurements | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 38,456 | 54,164
Assets | 38,456 | 54,164
Trade receivables | Recurring measurements | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 0 | 0
Assets | 0 | 0
Other current and non-current financial assets | Recurring measurements |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 10,991 | 3,288
Assets | 10,991 | 3,288
Other current and non-current financial assets | Recurring measurements | Level 1 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 0 | 0
Assets | 0 | 0
Other current and non-current financial assets | Recurring measurements | Level 2 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 1,243 | 2,641
Assets | 1,243 | 2,641
Other current and non-current financial assets | Recurring measurements | Level 3 |  |
Disclosure of fair value measurement of assets [line items] |  |
Assets | 9,748 | 647
Assets | $ 9,748 | $ 647

X
- Definition The amount of a present economic resource controlled by the entity as a result of past events. Economic resource is a right that has the potential to produce economic benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_a&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2020-01-01 -Paragraph 28 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2020-en-r&anchor=para_28_c&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_b&doctype=Standard -URIDate 2020-01-01 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_e&doctype=Standard -URIDate 2020-01-01 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2020-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2020-en-r&anchor=para_23&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_Assets
Namespace Prefix: | ifrs-full_
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_DisclosureOfFairValueMeasurementOfAssetsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_a&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_b&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2020-01-01 -Paragraph 93 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2020-en-r&anchor=para_93_e&doctype=Standard -URIDate 2020-01-01 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2020-01-01 -Paragraph 28 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2020-en-r&anchor=para_28_d&doctype=Standard -URIDate 2020-01-01 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2020-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2020-en-r&anchor=para_23&doctype=Standard -URIDate 2020-01-01 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_Liabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of assets less the amount of liabilities. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 1 -IssueDate 2020-01-01 -Paragraph IG63 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2020-en-r&anchor=para_IG63&doctype=Implementation%20Guidance -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_NetAssetsLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | ifrs-full_MeasurementAxis=ifrs-full_RecurringFairValueMeasurementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level1OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level2OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level3OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfLiabilitiesAxis=ssrm_DerivativeLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=ifrs-full_TradingEquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=ifrs-full_TradeReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=ssrm_OtherFinancialAssets1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |