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Pre-Production Costs Related to Long-Term Supply Agreements (Tables) | 9 Months Ended
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Sep. 28, 2013
Classification of Recoverable Customer Engineering, Development and Tooling Costs Related to Long-term Supply Agreements | The classification of recoverable customer E&D and tooling costs related to long-term supply agreements is shown below (in millions):
|  | September 28, 2013 |  |  | December 31, 2012 |
Current |  | $ | 155.1 |  |  | $ | 141.8 |
Long-term |  |  | 51.4 |  |  |  | 55.0 |
Recoverable customer engineering, development and tooling |  | $ | 206.5 |  |  | $ | 196.8 |

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- Definition Balance sheet classification of recoverable customer engineering, development and tooling balances. + References No definition available. + Details
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Namespace Prefix: | lea_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration