Document and Entity Information - shares	9 Months Ended
	Feb. 29, 2016	Mar. 16, 2016
Document and Entity Information [Abstract]
Document Type	10-Q
Document Period End Date	Feb. 29, 2016
Amendment Flag	false
Document Fiscal Year Focus	2016
Document Fiscal Period Focus	Q3
Entity Registrant Name	Federal Express Corporation
Entity Central Index Key	0000230211
Current Fiscal Year End Date	--05-31
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding		1,000