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v2.4.1.9

Schedule of Long-Term Obligations (Parenthetical) (Details) | Mar. 31, 2015 | Dec. 31, 2014
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Notes Payable |  |
Debt Instrument |  |
Weighted average interest rate | 1.00%us-gaap_DebtWeightedAverageInterestRate / us-gaap_LongtermDebtTypeAxis = us-gaap_NotesPayableOtherPayablesMember | 1.00%us-gaap_DebtWeightedAverageInterestRate / us-gaap_LongtermDebtTypeAxis = us-gaap_NotesPayableOtherPayablesMember
Other Long-Term Debt |  |
Debt Instrument |  |
Weighted average interest rate | 3.50%us-gaap_DebtWeightedAverageInterestRate / us-gaap_LongtermDebtTypeAxis = lkq_OtherLongTermDebtMember | 3.10%us-gaap_DebtWeightedAverageInterestRate / us-gaap_LongtermDebtTypeAxis = lkq_OtherLongTermDebtMember

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_NotesPayableOtherPayablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |