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Schedule of Estimated Useful Lives, Finite-Lived Intangible Assets (Details) | Dec. 31, 2024
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Minimum [Member] | Customer and supplier relationships |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 3 years
Minimum [Member] | Trade names and trademarks |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 3 years
Minimum [Member] | Software and other technology related assets |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 3 years
Minimum [Member] | Covenants not to compete |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 2 years
Maximum | Customer and supplier relationships |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 20 years
Maximum | Trade names and trademarks |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 30 years
Maximum | Software and other technology related assets |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 15 years
Maximum | Covenants not to compete |
Classification [Line Items] |
Finite-Lived Intangible Asset, Useful Life | 5 years

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- Definition Classification [Line Items] + References No definition available. + Details
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Namespace Prefix: | lkq_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=lkq_CustomerAndSupplierRelationshipsDomain
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksAndTradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_ComputerSoftwareIntangibleAssetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_NoncompeteAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |