Operating Segments - Accounts Receivable Net Inventories and Property Plant and Equipment Net by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	Aug. 31, 2014	May 31, 2014
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	$ 3,587	$ 3,434
Inventories	4,030	3,947
Property, Plant and Equipment, net	2,895	2,834
NIKE Brand
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	3,327	3,246
Inventories	3,837	3,706
Property, Plant and Equipment, net	2,168	2,122
NIKE Brand | North America
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	1,485	1,505
Inventories	1,828	1,758
Property, Plant and Equipment, net	565	545
NIKE Brand | Western Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	584	341
Inventories	709	711
Property, Plant and Equipment, net	413	384
NIKE Brand | Central & Eastern Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	286	280
Inventories	192	271
Property, Plant and Equipment, net	53	51
NIKE Brand | Greater China
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	66	68
Inventories	272	221
Property, Plant and Equipment, net	238	232
NIKE Brand | Japan
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	94	162
Inventories	114	94
Property, Plant and Equipment, net	250	258
NIKE Brand | Emerging Markets
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	733	819
Inventories	685	633
Property, Plant and Equipment, net	112	115
NIKE Brand | Global Brand Divisions
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	79	71
Inventories	37	18
Property, Plant and Equipment, net	537	537
Converse
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	241	171
Inventories	210	261
Property, Plant and Equipment, net	79	70
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	19	17
Inventories	(17)	(20)
Property, Plant and Equipment, net	$ 648	$ 642