Operating Segments - Accounts Receivable Net Inventories and Property Plant and Equipment Net by Operating Segments (Detail) - USD ($) $ in Millions	Feb. 29, 2016	May. 31, 2015
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	$ 3,368	$ 3,358
Inventories	4,590	4,337
Property, plant and equipment, net	3,329	3,011
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	3,368	3,358
Inventories	4,590	4,337
Property, plant and equipment, net	3,329	3,011
Operating Segments | NIKE Brand
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	3,063	3,090
Inventories	4,279	3,978
Property, plant and equipment, net	2,334	2,176
Operating Segments | NIKE Brand | North America
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	1,717	1,737
Inventories	2,308	2,207
Property, plant and equipment, net	705	632
Operating Segments | NIKE Brand | Western Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	402	344
Inventories	831	699
Property, plant and equipment, net	532	451
Operating Segments | NIKE Brand | Central & Eastern Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	234	242
Inventories	179	169
Property, plant and equipment, net	45	47
Operating Segments | NIKE Brand | Greater China
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	104	84
Inventories	345	249
Property, plant and equipment, net	226	254
Operating Segments | NIKE Brand | Japan
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	93	134
Inventories	151	94
Property, plant and equipment, net	221	205
Operating Segments | NIKE Brand | Emerging Markets
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	436	461
Inventories	434	528
Property, plant and equipment, net	100	103
Operating Segments | NIKE Brand | Global Brand Divisions
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	77	88
Inventories	31	32
Property, plant and equipment, net	505	484
Operating Segments | Converse
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	291	258
Inventories	282	237
Property, plant and equipment, net	123	122
Operating Segments | Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Accounts receivable, net	14	10
Inventories	29	122
Property, plant and equipment, net	$ 872	$ 713