Operating Segments - Accounts Receivable Net Inventories and Property Plant and Equipment Net by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	Nov. 30, 2014	May 31, 2014
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	$ 3,457	$ 3,434
Inventories	4,150	3,947
Property, Plant and Equipment, net	2,927	2,834
NIKE Brand
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	3,211	3,246
Inventories	3,864	3,706
Property, Plant and Equipment, net	2,179	2,122
NIKE Brand | North America
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	1,571	1,505
Inventories	1,902	1,758
Property, Plant and Equipment, net	594	545
NIKE Brand | Western Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	388	341
Inventories	781	711
Property, Plant and Equipment, net	429	384
NIKE Brand | Central & Eastern Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	236	280
Inventories	152	271
Property, Plant and Equipment, net	48	51
NIKE Brand | Greater China
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	147	68
Inventories	269	221
Property, Plant and Equipment, net	248	232
NIKE Brand | Japan
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	115	162
Inventories	103	94
Property, Plant and Equipment, net	218	258
NIKE Brand | Emerging Markets
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	661	819
Inventories	632	633
Property, Plant and Equipment, net	105	115
NIKE Brand | Global Brand Division
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	93	71
Inventories	25	18
Property, Plant and Equipment, net	537	537
Converse
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	235	171
Inventories	259	261
Property, Plant and Equipment, net	92	70
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts Receivable, net	11	17
Inventories	27	(20)
Property, Plant and Equipment, net	$ 656	$ 642