XML 57 R45.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Pre-Production Costs Related to Long-Term Supply Agreements (Detail) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jul. 02, 2016 | Jun. 27, 2015 | Dec. 31, 2015
Pre Production Costs Related to Long Term Supply Arrangements [Line Items] |  |  |
Pre-production E&D costs for which reimbursement is contractually guaranteed by the customer | $ 72.4 | $ 99.5 |
Pre-production tooling costs related to customer-owned tools for which reimbursement is contractually guaranteed by the customer | 41.6 | 68.2 |
Cash collected related to E&D and tooling costs | 127.9 | $ 142.0 |
Recoverable customer E&D and tooling | 203.0 |  | $ 215.7
Current |  |  |
Pre Production Costs Related to Long Term Supply Arrangements [Line Items] |  |  |
Recoverable customer E&D and tooling | 148.3 |  | 162.0
Long-term |  |  |
Pre Production Costs Related to Long Term Supply Arrangements [Line Items] |  |  |
Recoverable customer E&D and tooling | $ 54.7 |  | $ 53.7

X
- Definition Pre Production Costs Related to Long Term Supply Arrangements [Line Items] + References No definition available. + Details
Name: | lea_PreProductionCostsRelatedToLongTermSupplyArrangementsLineItems
Namespace Prefix: | lea_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of recoverable preproduction engineering and design costs related to long term supply agreements capitalized during the reporting period. + References No definition available. + Details
Name: | lea_PreproductionEngineeringAndDevelopmentCostsRelatedToLongTermSupplyArrangementsCostsCapitalized
Namespace Prefix: | lea_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of recoverable preproduction tooling costs related to long term supply agreements capitalized during the reporting period. + References No definition available. + Details
Name: | lea_PreproductionToolingCostsRelatedToLongTermSupplyArrangementsCostsCapitalized
Namespace Prefix: | lea_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Cash recoveries of preproduction engineering, design and tooling costs incurred on behalf of a customer. + References No definition available. + Details
Name: | lea_RecoveriesOfPreproductionCostsRelatedToLongTermSupplyAgreements
Namespace Prefix: | lea_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The carrying amount as of the balance sheet date of capitalized preproduction costs incurred on long-term supply arrangements, including recoverable costs to design and develop products. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6387057&loc=d3e6169-108318 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6387057&loc=d3e6233-108318 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section S99 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=27011391&loc=d3e105117-122735 + Details
Name: | us-gaap_PreproductionCostsRelatedToLongTermSupplyArrangementsCostsCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherNoncurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |