XML 111 R1.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2019
Jan. 31, 2020
Jun. 29, 2019
Cover page.      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2019    
Document Transition Report false    
Entity File Number 1-11311    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 13-3386776    
Entity Address, Postal Zip Code 48033    
City Area Code 248    
Local Phone Number 447-1500    
Title of 12(b) Security Common Stock, par value $0.01 per share    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Emerging Growth Company false    
Entity Small Business false    
Entity Shell Company false    
Entity Public Float     $ 8,512,234,516
Entity Common Stock, Shares Outstanding   60,472,179  
Amendment Flag false    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Trading Symbol LEA    
Entity Registrant Name LEAR CORP    
Entity Central Index Key 0000842162    
Current Fiscal Year End Date --12-31    
Documents Incorporated by Reference
Certain sections of the registrant’s Notice of Annual Meeting of Stockholders and Definitive Proxy Statement on Schedule 14A for its Annual Meeting of Stockholders to be held in May 2020, as described in the Cross Reference Sheet and Table of Contents included herewith, are incorporated by reference into Part III of this Report.
    
Entity Address, Address Line One 21557 Telegraph Road    
Entity Address, City or Town Southfield    
Entity Address, State or Province MI