Document and Entity Information	9 Months Ended
	Feb. 28, 2013
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Feb. 28, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q3
Trading Symbol	NKE
Entity Registrant Name	NIKE INC
Entity Central Index Key	0000320187
Current Fiscal Year End Date	--05-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding	893,614,573
Class A Convertible Common Stock
Entity Common Stock, Shares Outstanding	177,957,876
Class B Common Stock
Entity Common Stock, Shares Outstanding	715,656,697