XML 62 R50.htm IDEA: XBRL DOCUMENT
v3.20.2

Financial Statement Information Recently Adopted Accounting Pronouncements (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2020 | Jun. 30, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Adoption of ASU 2016-13 (see Note 3) | $ (3,000) | $ (2,519)
Accounting Standards Update 2016-13 [Member] |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |
Adoption of ASU 2016-13 (see Note 3) | $ 3,000 |

X
- Definition Cumulative Effect on Retained Earnings, before Tax + References No definition available. + Details
Name: | lkq_CumulativeEffectOnRetainedEarningsBeforeTax
Namespace Prefix: | lkq_
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 No definition available. + Details
Name: | us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AdjustmentsForNewAccountingPronouncementsAxis=us-gaap_AccountingStandardsUpdate201613Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |