Document and Entity Information - USD ($) $ in Billions	12 Months Ended
	May. 31, 2015	Jul. 10, 2015	Nov. 28, 2014
Document and Entity Information [Abstract]
Document Type	10-K
Document Period End Date	May 31, 2015
Amendment Flag	false
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	FY
Entity Registrant Name	FedEx Corporation
Entity Central Index Key	0001048911
Current Fiscal Year End Date	--05-31
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 40.5
Entity Common Stock, Shares Outstanding		282,430,208
trading symbol	FDX