Operating Segments - Information by Operating Segments (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2016	Nov. 30, 2015
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 8,180	$ 7,686	$ 17,241	$ 16,100
EARNINGS BEFORE INTEREST AND TAXES	1,129	975	2,417	2,424
Interest expense (income), net	15	5	22	9
Income before income taxes	1,114	970	2,395	2,415
Corporate
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	40	(29)	68	(68)
EARNINGS BEFORE INTEREST AND TAXES	(196)	(365)	(359)	(688)
NIKE Brand
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	7,724	7,317	16,183	15,215
EARNINGS BEFORE INTEREST AND TAXES	1,247	1,255	2,545	2,880
NIKE Brand \| North America
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	3,650	3,547	7,681	7,346
EARNINGS BEFORE INTEREST AND TAXES	912	882	1,916	1,924
NIKE Brand \| Western Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,385	1,299	3,148	2,940
EARNINGS BEFORE INTEREST AND TAXES	236	307	628	792
NIKE Brand \| Central & Eastern Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	328	326	768	727
EARNINGS BEFORE INTEREST AND TAXES	58	76	139	174
NIKE Brand \| Greater China
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,055	938	2,075	1,824
EARNINGS BEFORE INTEREST AND TAXES	375	327	746	657
NIKE Brand \| Japan
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	238	205	483	384
EARNINGS BEFORE INTEREST AND TAXES	48	47	98	83
NIKE Brand \| Emerging Markets
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,047	984	1,992	1,950
EARNINGS BEFORE INTEREST AND TAXES	237	241	408	499
NIKE Brand \| Global Brand Divisions
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	21	18	36	44
EARNINGS BEFORE INTEREST AND TAXES	(619)	(625)	(1,390)	(1,249)
Converse
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	416	398	990	953
EARNINGS BEFORE INTEREST AND TAXES	$ 78	$ 85	$ 231	$ 232

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

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- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ 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

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- Definition

The net amount of nonoperating interest income (expense).

+ References

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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=63488584&loc=d3e20235-122688

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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