XML 106 R90.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Revenue Recognition (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 21,148.5 | $ 20,467.0 | $ 18,557.6
North America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 7,660.6 | 7,788.1 | 7,523.6
Europe and Africa |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 8,726.9 | 8,136.5 | 7,051.8
Asia |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 4,040.0 | 3,794.9 | 3,444.6
South America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 721.0 | 747.5 | 537.6
Seating |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 16,021.9 | 15,873.0 | 14,356.7
Seating | North America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 6,549.7 | 6,695.6 | 6,485.9
Seating | Europe and Africa |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 6,299.0 | 5,850.4 | 4,972.9
Seating | Asia |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 2,624.6 | 2,761.7 | 2,503.4
Seating | South America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 548.6 | 565.3 | 394.5
E-Systems |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 5,126.6 | 4,594.0 | 4,200.9
E-Systems | North America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 1,110.9 | 1,092.5 | 1,037.7
E-Systems | Europe and Africa |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 2,427.9 | 2,286.1 | 2,078.9
E-Systems | Asia |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 1,415.4 | 1,033.2 | 941.2
E-Systems | South America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 172.4 | $ 182.2 | $ 143.1

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

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=srt_NorthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=lear_EuropeandAfricaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=srt_AsiaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=srt_SouthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=lear_SeatingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=lear_ESystemsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |