Document and Entity Information - USD ($) $ in Billions	6 Months Ended
	Nov. 30, 2015	Dec. 15, 2015
Document and Entity Information [Abstract]
Document Type	10-Q
Document Period End Date	Nov. 30, 2015
Amendment Flag	false
Document Fiscal Year Focus	2016
Document Fiscal Period Focus	Q2
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	$ 40.6
Entity Common Stock, Shares Outstanding		275,615,246
TradingSymbol	FDX