Operating Segments and Related Information - Information by Operating Segments (Detail) - USD ($) $ in Millions	12 Months Ended
May 31, 2019	May 31, 2018	May 31, 2017
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 39,117	$ 36,397	$ 34,350
Earnings Before Interest and Taxes	4,850	4,379	4,945
Interest expense (income), net	49	54	59
Income before income taxes	4,801	4,325	4,886
Additions to Long-lived Assets	1,075	1,194	1,201
Depreciation	705	747	706
Global Brand Divisions
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	42
Corporate
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	(7)	26	75
Earnings Before Interest and Taxes	(1,810)	(1,456)	(724)
Additions to Long-lived Assets	333	325	387
Depreciation	116	110	91
NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	37,218
Converse \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,906
NIKE Brand \| Global Brand Divisions
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	42	88	73
Earnings Before Interest and Taxes	(3,262)	(2,658)	(2,677)
Additions to Long-lived Assets	278	286	278
Depreciation	195	217	233
NIKE Brand \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	37,218	34,485	32,233
Earnings Before Interest and Taxes	6,357	5,525	5,192
Additions to Long-lived Assets	724	847	784
Depreciation	558	604	587
Converse \| Converse \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,906	1,886	2,042
Earnings Before Interest and Taxes	303	310	477
Additions to Long-lived Assets	18	22	30
Depreciation	31	33	28
North America \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	15,902
North America \| NIKE Brand \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	15,902	14,855	15,216
Earnings Before Interest and Taxes	3,925	3,600	3,875
Additions to Long-lived Assets	117	196	223
Depreciation	149	160	140
Europe, Middle East & Africa \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	9,812
Europe, Middle East & Africa \| NIKE Brand \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	9,812	9,242	7,970
Earnings Before Interest and Taxes	1,995	1,587	1,507
Additions to Long-lived Assets	233	240	173
Depreciation	111	116	106
Greater China \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	6,208
Greater China \| NIKE Brand \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	6,208	5,134	4,237
Earnings Before Interest and Taxes	2,376	1,807	1,507
Additions to Long-lived Assets	49	76	51
Depreciation	50	56	54
Asia Pacific & Latin America \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	5,254
Asia Pacific & Latin America \| NIKE Brand \| NIKE Brand \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	5,254	5,166	4,737
Earnings Before Interest and Taxes	1,323	1,189	980
Additions to Long-lived Assets	47	49	59
Depreciation	$ 53	$ 55	$ 54

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Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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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.

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