XML 83 R68.htm IDEA: XBRL DOCUMENT
v3.20.4

Derivatives and Risk Management - Derivatives and Risk Management Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2020 | Mar. 09, 2020 | Dec. 31, 2019 | May 28, 2019
Foreign Currency Forward & Foreign Currency Option Contracts [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, Notional Amount |  | $ 178.2 |  | $ 180.1 |
Currency Swap [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, Notional Amount |  | 244.2 |  | $ 224.2 |
Fair value asset at the date of dedesignation |  |  | $ 9.8 |  |
Interest Rate Swap [Member] | Debt [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative, Liquidation Proceeds, Monetary Amount | $ 5.6 |  |  |  |
Fair Value Liability At Date Of Dedesignation |  |  |  |  | $ 9.7
Derivative, Amount of Hedged Item, Through May 2021 |  | 900.0 |  |  |
Derivative, Amount of Hedged Item, Through May 2022 |  | 750.0 |  |  |
Derivative, Amount of Hedged Item, Through May 2023 |  | 600.0 |  |  |
Derivative, Amount of Hedged Item, Through May 2024 |  | $ 500.0 |  |  |

X
- Definition Derivative, Amount of Hedged Item, Through May 2021 + References No definition available. + Details
Name: | axl_DerivativeAmountofHedgedItemThroughMay2021
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Derivative, Amount of Hedged Item, Through May 2022 + References No definition available. + Details
Name: | axl_DerivativeAmountofHedgedItemThroughMay2022
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Derivative, Amount of Hedged Item, Through May 2023 + References No definition available. + Details
Name: | axl_DerivativeAmountofHedgedItemThroughMay2023
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Derivative, Amount of Hedged Item, Through May 2024 + References No definition available. + Details
Name: | axl_DerivativeAmountofHedgedItemThroughMay2024
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Derivative, Liquidation Proceeds, Monetary Amount + References No definition available. + Details
Name: | axl_DerivativeLiquidationProceedsMonetaryAmount
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Fair value asset at the date of dedesignation + References No definition available. + Details
Name: | axl_FairValueAssetAtTheDateOfDedesignation
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the fair value of a terminated hedge in a liability position at the date of dedesignation. + References No definition available. + Details
Name: | axl_FairValueLiabilityAtDateOfDedesignation
Namespace Prefix: | axl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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 No definition available. + Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=axl_ForeignCurrencyForwardForeignCurrencyOptionContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CurrencySwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_DebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |