Operating Segments - Information by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Aug. 31, 2013	Aug. 31, 2012
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	$ 6,971	$ 6,474
Earnings Before Interest and Taxes	1,048	797
Interest expense (income), net	8	(3)
Income before income taxes	1,040	800
NIKE Brand
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	6,468	6,067
Earnings Before Interest and Taxes	1,097	864
NIKE Brand | North America
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	3,135	2,866
Earnings Before Interest and Taxes	813	645
NIKE Brand | Western Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	1,301	1,176
Earnings Before Interest and Taxes	265	212
NIKE Brand | Central & Eastern Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	366	327
Earnings Before Interest and Taxes	81	54
NIKE Brand | Greater China
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	574	577
Earnings Before Interest and Taxes	170	165
NIKE Brand | Japan
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	158	197
Earnings Before Interest and Taxes	24	23
NIKE Brand | Emerging Markets
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	902	897
Earnings Before Interest and Taxes	210	221
NIKE Brand | Global Brand Divisions
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	32	27
Earnings Before Interest and Taxes	(466)	(456)
Converse
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	494	418
Earnings Before Interest and Taxes	169	124
Corporate
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	9	(11)
Earnings Before Interest and Taxes	$ (218)	$ (191)