v3.26.1
COVER - shares
 6 Months Ended
Jun. 27, 2026
Aug. 03, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 27, 2026  
Document Transition Report false  
Entity File Number 001-43022  
Entity Registrant Name Medline Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 33-1845288  
Entity Address, Address Line One 3 Lakes Drive  
Entity Address, City or Town Northfield  
Entity Address, State or Province IL  
Entity Address, Postal Zip Code 60093  
City Area Code (847)  
Local Phone Number 949 5500  
Title of 12(b) Security Class A common stock, par value $0.0001 per share  
Trading Symbol MDLN  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Central Index Key 0002046386  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --12-31  
Amendment Flag false  
Common Class A    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   877,351,218
Common Class B    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   437,356,274