v2.3.0.11

Long-Term Obligations (2011 Credit Agreement) (Details)		0 Months Ended	6 Months Ended
	Jun. 30, 2011 USD ($)	Mar. 25, 2011 Credit Agreement 2011 [Member] USD ($)	Jun. 30, 2011 Credit Agreement 2011 [Member] USD ($)	Jun. 30, 2011 Credit Agreement 2011 [Member] Revolving Credit Facility [Member] USD ($)	Mar. 25, 2011 Credit Agreement 2011 [Member] Revolving Credit Facility [Member] USD ($)	Mar. 25, 2011 Credit Agreement 2011 [Member] Multiple Currency Revolving Credit Facility [Member] CAD	Jun. 30, 2011 Revolving Credit Facility [Member] USD ($)
Maximum credit facility borrowings		$ 1,000,000,000
Borrowings		750,000,000				300,000,000
Term loan		250,000,000
Letters of credit					75,000,000
Bridge loan maximum capacity					25,000,000
Increase in borrowings term loan facilities and/or revolving credit facility maximum		400,000,000
Security interest			100.00%
Foreign subsidiary voting equity interest			100.00%
Pledge limit			65.00%
Original principal payment percentage in first and second years			5.00%
Original principal payment percentage in third and fourth years			10.00%
Original principal payment percentage in fifth year			15.00%
Maximum net leverage ratio		3.00
Maximum net leverage ratio subsequent to acquisition		3.50
Minimum interest coverage ratio		3.00
Permitted acquisitions with aggregate consideration	200,000,000
Fees incurred related to the execution of the 2011 Credit Agreement	8,200,000
Increment in leverage ratio		0.25%
Weighted-average interest rates		2.77%
Commitment fee subject to change in increments		0.05%
Commission on outstanding letters of credit at an applicable rate based on our total leverage ratio		0.125%
Borrowings under credit facility, carrying value			574,600,000
Classified as current maturities			12,500,000
Outstanding letters of credit				33,700,000
Availability on the Revolving Credit Facility							$ 388,600,000

X

- Definition

The maximum bridge loan (short-Term financing which is expected to be paid back relatively quickly) allowed under the credit agreement

+ Details

Name:	lkqx_BridgeLoanMaximumCapacity
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The increment amount by which the applicable interest rate margin will increase/decrease depending on the total leverage ratio.

+ Details

Name:	lkqx_ChangeInIncrementsInLeverageRatio
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The rate used to calculate the fronting fee, which is paid on a quarterly basis, for any letters of credit issued under the credit agreement.

+ Details

Name:	lkqx_CommissionOnOutstandingLettersOfCreditAtApplicableRate
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total outstanding balance for the credit facility borrowings, including term loan borrowings and line of credit borrowings as of the balance sheet date.

+ Details

Name:	lkqx_CreditFacilityBorrowings
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The portion of outstanding credit facility borrowings as of the balance sheet date expected to be repaid in one year.

+ Details

Name:	lkqx_CurrentPortionOfTotalCreditFacilityBorrowings
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The minimum security interest percentage in foreign subsidiaries assigned to the guarantee of the debt agreement.

+ Details

Name:	lkqx_EquityMethodInvestmentPledgePercentage
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This element represents the percentage at which to evaluate whether the pledge of a foreign subsidiary's voting equity interests gives rise to an adverse tax consequence.

+ Details

Name:	lkqx_ForeignSubsidiaryVotingEquityInterest
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The maximum amount by which the capacity of the revolving credit facility or term loan can be increased.

+ Details

Name:	lkqx_IncreaseInBorrowingsTermLoanFacilitiesAndOrRevolvingCreditFacilityMaximum
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The maximum amount of letters of credit that can be issued under the credit agreement.

+ Details

Name:	lkqx_LettersOfCreditMaximumCapacity
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum balance that can be borrowed under the credit facility borrowings, including term loan borrowings and line of credit borrowings.

+ Details

Name:	lkqx_MaximumCreditFacilityBorrowings
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum net leverage ratio allowed under the restrictive covenants of the credit agreement when the aggregate consideration of permitted acquisitions is below the specified levels.

+ Details

Name:	lkqx_MaximumNetLeverageRatio
Namespace Prefix:	lkqx
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Maximum net leverage ratio allowed under the restrictive covenants of the credit agreement when the aggregate consideration of permitted acquisitions is above the specified levels.

+ Details

Name:	lkqx_MaximumNetLeverageRatioSubsequentToAcquisition
Namespace Prefix:	lkqx
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Minimum interest coverage ratio allowed under the restrictive covenants of the credit agreement.

+ Details

Name:	lkqx_MinimumInterestCoverageRatio
Namespace Prefix:	lkqx
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Minimum fair value, as of the acquisition date, of the aggregate consideration for acquisitions during the prior four consecutive quarters that will allow for the increase in the maximum net leverage ratio within the restrictive covenants of the credit agreement.

+ Details

Name:	lkqx_RestrictiveCovenantsOfCreditAgreementMinimumFairValueAtAcquisitionDateOfAggregateConsideration
Namespace Prefix:	lkqx
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Term loan repayment percentage in year five.

+ Details

Name:	lkqx_RevolvingCreditFacilityMaturityRepaymentPercentageInYearFive
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Term loan repayment percentage in years one and two.

+ Details

Name:	lkqx_RevolvingCreditFacilityMaturityRepaymentPercentageInYearOneAndTwo
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Term loan repayment percentage in years three and four.

+ Details

Name:	lkqx_RevolvingCreditFacilityMaturityRepaymentPercentageInYearThreeAndFour
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The security interest percentage assigned to the guarantee of the debt agreement.

+ Details

Name:	lkqx_SecurityInterest
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The increment amount by which the applicable commitment fee will increase/decrease depending on the total leverage ratio.

+ Details

Name:	lkqx_SubjectiveIncrementInCommitmentFee
Namespace Prefix:	lkqx
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of debt outstanding by type or by instrument at that time.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Gross amount, as of the balance sheet date, of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings in periods after one year or beyond the normal operating cycle, if longer, over the life of the long-term debt instruments to which such costs pertain.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 21
-Paragraph 16
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 129
-Paragraph 2, 4
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 22
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 22
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Carrying value as of the balance sheet date , including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_SecuredDebt
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant