v3.26.3
Cover Page - shares
4 Months Ended
Sep. 30, 2026
Oct. 27, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2026  
Document Transition Report false  
Entity File Number 001-43059  
Registrant Name FedEx Freight Holding Company, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 39-3560171  
Entity Address, Address Line One 8285 Tournament Drive  
Entity Address, City or Town Memphis  
Entity Address, State or Province TN  
Entity Address, Postal Zip Code 38125  
City Area Code (901)  
Local Phone Number 560-0784  
Title of 12(b) Security Common Stock, par value $0.10 per share  
Trading Symbol FDXF  
Security Exchange Name NYSE  
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 Common Stock, Shares Outstanding   149,521,266
Amendment Flag false  
Entity Central Index Key 0002082247  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q3  
Transition Report True