v3.26.1
Cover Page - shares
6 Months Ended
Jun. 30, 2026
Jul. 23, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2026  
Document Transition Report false  
Entity File Number 001-42002  
Entity Registrant Name LKQ CORPORATION  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 36-4215970  
Entity Address, Address Line One 5846 Crossings Boulevard  
Entity Address, City or Town Antioch  
Entity Address, State or Province TN  
Entity Address, Postal Zip Code 37013  
City Area Code 615  
Local Phone Number 781-5200  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   253,002,086
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Entity Central Index Key 0001065696  
Current Fiscal Year End Date --12-31  
Common stock, par value $.01 per share    
Entity Listings [Line Items]    
Title of 12(b) Security Common Stock, par value $.01 per share  
Trading Symbol LKQ  
Security Exchange Name NASDAQ  
Euro Notes (2031)    
Entity Listings [Line Items]    
Title of 12(b) Security 4.125% Notes due 2031  
Trading Symbol LKQ31  
Security Exchange Name NASDAQ