Accounts Receivable Net Inventories and Property Plant and Equipment Net by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	Nov. 30, 2012	May 31, 2012
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	$ 3,188	$ 3,132
Inventories	3,318	3,222
Property, Plant and Equipment, net	2,258	2,209
NIKE Brand
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	2,829	2,709
Inventories	2,919	2,796
Property, Plant and Equipment, net	1,578	1,536
NIKE Brand | North America
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	1,286	1,149
Inventories	1,328	1,272
Property, Plant and Equipment, net	383	378
NIKE Brand | Western Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	362	420
Inventories	510	488
Property, Plant and Equipment, net	323	314
NIKE Brand | Central & Eastern Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	273	261
Inventories	161	180
Property, Plant and Equipment, net	38	30
NIKE Brand | Greater China
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	102	221
Inventories	260	217
Property, Plant and Equipment, net	204	191
NIKE Brand | Japan
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	139	152
Inventories	87	83
Property, Plant and Equipment, net	336	359
NIKE Brand | Emerging Markets
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	639	476
Inventories	530	521
Property, Plant and Equipment, net	74	59
NIKE Brand | Global Brand Divisions
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	28	30
Inventories	43	35
Property, Plant and Equipment, net	220	205
Other Businesses
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	329	401
Inventories	382	384
Property, Plant and Equipment, net	74	76
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	30	22
Inventories	17	42
Property, Plant and Equipment, net	$ 606	$ 597