XML 64 R51.htm IDEA: XBRL DOCUMENT v3.10.0.1

Debt - Interest Rates (Details)	6 Months Ended
	Jun. 30, 2018
Revolving Credit Facility | Credit Agreement — Revolving Credit Facility | Eurocurrency Rate
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end	1.30%
Revolving Credit Facility | Credit Agreement — Revolving Credit Facility | Eurocurrency Rate | Minimum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.00%
Revolving Credit Facility | Credit Agreement — Revolving Credit Facility | Eurocurrency Rate | Maximum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.60%
Revolving Credit Facility | Credit Agreement — Revolving Credit Facility | Base Rate
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end	0.30%
Revolving Credit Facility | Credit Agreement — Revolving Credit Facility | Base Rate | Minimum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.00%
Revolving Credit Facility | Credit Agreement — Revolving Credit Facility | Base Rate | Maximum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.60%
Term Loan Facility | Credit Agreement- Term Loan Facility | Eurocurrency Rate
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end	1.50%
Term Loan Facility | Credit Agreement- Term Loan Facility | Eurocurrency Rate | Minimum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.125%
Term Loan Facility | Credit Agreement- Term Loan Facility | Eurocurrency Rate | Maximum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	1.90%
Term Loan Facility | Credit Agreement- Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end	0.50%
Term Loan Facility | Credit Agreement- Term Loan Facility | Base Rate | Minimum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.125%
Term Loan Facility | Credit Agreement- Term Loan Facility | Base Rate | Maximum
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate	0.90%

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
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_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The effective interest rate at the end of the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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_LineOfCreditFacilityInterestRateAtPeriodEnd
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=lear_CreditAgreementRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_EurodollarMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
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:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=lear_TermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=lear_CreditAgreementTermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: