XML 220 R148.htm IDEA: XBRL DOCUMENT
v3.25.4

FINANCIAL RISK MANAGEMENT - Schedule of fair values and total notional values for derivative assets in consideration (Details) - USD ($) $ in Millions | Dec. 31, 2025 | Dec. 31, 2024 | Jul. 31, 2024
--- | --- | --- | ---
Foreign exchange derivatives hedging cash flows from operations | Foreign exchange derivatives hedging cash flows from operations |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Fair value | $ (38.6) | $ 32.7 |
Notional value | 3,058.5 | 1,701.0 |
Foreign exchange derivatives hedging cash flows from operations | Year 1 | Foreign exchange derivatives hedging cash flows from operations |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 2,711.5 | 1,479.6 |
Foreign exchange derivatives hedging cash flows from operations | Year 2 | Foreign exchange derivatives hedging cash flows from operations |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 347.0 | 221.4 |
Foreign exchange derivatives hedging cash flows from operations | After Year 2 | Foreign exchange derivatives hedging cash flows from operations |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 0.0 | 0.0 |
Cross-currency swaps | Cross-currency swaps |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Fair value | 1.5 | (1.2) | $ 50.0
Notional value | 50.0 | 50.0 |
Cross-currency swaps | Year 1 | Cross-currency swaps |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 0.0 | 0.0 |
Cross-currency swaps | Year 2 | Cross-currency swaps |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 0.0 | 0.0 |
Cross-currency swaps | After Year 2 | Cross-currency swaps |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 50.0 | 50.0 |
Foreign exchange derivatives |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Fair value | 3.6 | (4.1) |
Notional value | 1,951.0 | 1,559.5 |
Foreign exchange derivatives | Year 1 |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 1,951.0 | 1,559.5 |
Foreign exchange derivatives | Year 2 |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | 0.0 | 0.0 |
Foreign exchange derivatives | After Year 2 |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Notional value | $ 0.0 | $ 0.0 |

X
- Definition The amount of financial assets classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_55&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_DerivativeFinancialAssets
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 members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfFinancialInstrumentsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=as_CashFlowsFromOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=ifrs-full_CashFlowHedgesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=as_LaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=as_CrossCurrencySwapsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=ifrs-full_HedgesOfNetInvestmentInForeignOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=as_IfrsForeignExchangeContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |