Operating Segments - Information by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Feb. 28, 2015	Feb. 28, 2014	Feb. 28, 2015	Feb. 28, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	$ 7,460us-gaap_SalesRevenueNet	$ 6,972us-gaap_SalesRevenueNet	$ 22,822us-gaap_SalesRevenueNet	$ 20,374us-gaap_SalesRevenueNet
Earnings Before Interest and Taxes	1,052nke_EarningsBeforeInterestAndTaxes	889nke_EarningsBeforeInterestAndTaxes	3,177nke_EarningsBeforeInterestAndTaxes	2,657nke_EarningsBeforeInterestAndTaxes
Interest expense (income), net	6	9	24	25
Income before income taxes	1,046	880	3,153	2,632
NIKE Brand
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	6,939	6,554	21,319	19,092
Earnings Before Interest and Taxes	1,171	1,038	3,539	2,990
NIKE Brand \| North America
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	3,254	3,069	10,008	9,005
Earnings Before Interest and Taxes	830	729	2,585	2,189
NIKE Brand \| Western Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	1,416	1,292	4,442	3,667
Earnings Before Interest and Taxes	335	275	1,000	663
NIKE Brand \| Central & Eastern Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	319	356	1,057	1,017
Earnings Before Interest and Taxes	51	79	176	208
NIKE Brand \| Greater China
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	801	697	2,238	1,900
Earnings Before Interest and Taxes	251	234	727	601
NIKE Brand \| Japan
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	166	177	525	545
Earnings Before Interest and Taxes	22	21	62	92
NIKE Brand \| Emerging Markets
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	955	937	2,964	2,869
Earnings Before Interest and Taxes	234	228	626	681
NIKE Brand \| Global Brand Division
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	28	26	85	89
Earnings Before Interest and Taxes	(552)	(528)	(1,637)	(1,444)
Converse
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	538	420	1,547	1,274
Earnings Before Interest and Taxes	163	133	437	402
Corporate
Segment Reporting, Revenue Reconciling Item [Line Items]
Net Revenue	(17)	(2)	(44)	8
Earnings Before Interest and Taxes	$ (282)	$ (282)	$ (799)	$ (735)

Amount of income or loss before interest expense (income) and income taxes.

No definition available.

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Balance Type:	credit
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- Definition

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h)(1)(i))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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- Definition

The net amount of nonoperating interest income (expense).

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

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- Details

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- Details

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