XML 70 R58.htm IDEA: XBRL DOCUMENT
v3.25.3

IMPAIRMENT OF LONG-LIVED AND OTHER ASSETS (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Impairment charges of long-lived and other assets | $ 0 |  | $ 0 |
Impairment charges of long-lived and other assets | $ 0 | $ 369,000 | 0 | $ 114,599,000
Operating Segments |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Impairment charges of long-lived and other assets |  | 369,000 | 0 | 114,599,000
Operating Segments | Çöpler |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Impairment charges of long-lived and other assets |  |  |  | 114,200,000
Impairment charges of long-lived and other assets |  | 0 | $ 0 | 114,230,000
Operating Segments | Çöpler | Inventories |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Impairment charges of long-lived and other assets |  | $ 400,000 |  | 76,000,000
Operating Segments | Çöpler | Mineral Properties, Plant and Equipment |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Impairment charges of long-lived and other assets |  |  |  | $ 38,200,000

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 942 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480095/942-10-S50-1 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 942 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480035/942-10-S99-6 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482130/360-10-45-4 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (h) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 9: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 10: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 12: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 13: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 14: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 15: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 16: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 17: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 18: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 19: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 29 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-29 Reference 20: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 29 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-29 Reference 21: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 22: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 23: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 24: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 25: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 26: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 27: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 28: http://www.xbrl.org/2003/role/exampleRef -Name Accounting Standards Codification -Section 55 -Paragraph 40 -SubTopic 30 -Topic 350 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 29: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 30: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 31: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482686/350-30-45-1 Reference 32: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 33: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-3 Reference 34: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 Reference 35: http://www.xbrl.org/2003/role/disclosureRef -Topic 926 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483154/926-20-50-5 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-2 + Details
Name: | us-gaap_OtherAssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ssrm_CoplerSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementOfFinancialPositionLocationActivityCapitalizationAxis=us-gaap_InventoriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementOfFinancialPositionLocationActivityCapitalizationAxis=us-gaap_PropertyPlantAndEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |