Revenues (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 31, 2020	Aug. 31, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 10,594	$ 10,660
Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	6,737	7,209
Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	3,821	3,412
Other
Disaggregation of Revenue [Line Items]
Revenues	36	39
Footwear
Disaggregation of Revenue [Line Items]
Revenues	7,281	7,017
Apparel
Disaggregation of Revenue [Line Items]
Revenues	2,897	3,147
Equipment
Disaggregation of Revenue [Line Items]
Revenues	380	457
Other
Disaggregation of Revenue [Line Items]
Revenues	36	39
Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	10,018	10,096
Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	6,364	6,842
Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	3,650	3,248
Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	4	6
Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	6,768	6,521
Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	2,875	3,121
Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	371	448
Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	4	6
Operating Segments | Converse
Disaggregation of Revenue [Line Items]
Revenues	563	555
Operating Segments | Converse | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	373	367
Operating Segments | Converse | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	171	164
Operating Segments | Converse | Other
Disaggregation of Revenue [Line Items]
Revenues	19	24
Operating Segments | Converse | Footwear
Disaggregation of Revenue [Line Items]
Revenues	513	496
Operating Segments | Converse | Apparel
Disaggregation of Revenue [Line Items]
Revenues	22	26
Operating Segments | Converse | Equipment
Disaggregation of Revenue [Line Items]
Revenues	9	9
Operating Segments | Converse | Other
Disaggregation of Revenue [Line Items]
Revenues	19	24
Global Brand Divisions
Disaggregation of Revenue [Line Items]
Revenues	4	6
Global Brand Divisions | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	0	0
Global Brand Divisions | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0
Global Brand Divisions | Other
Disaggregation of Revenue [Line Items]
Revenues	4	6
Global Brand Divisions | Footwear
Disaggregation of Revenue [Line Items]
Revenues	0	0
Global Brand Divisions | Apparel
Disaggregation of Revenue [Line Items]
Revenues	0	0
Global Brand Divisions | Equipment
Disaggregation of Revenue [Line Items]
Revenues	0	0
Global Brand Divisions | Other
Disaggregation of Revenue [Line Items]
Revenues	4	6
Corporate
Disaggregation of Revenue [Line Items]
Revenues	13	9
Corporate | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	0	0
Corporate | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0
Corporate | Other
Disaggregation of Revenue [Line Items]
Revenues	13	9
Corporate | Footwear
Disaggregation of Revenue [Line Items]
Revenues	0	0
Corporate | Apparel
Disaggregation of Revenue [Line Items]
Revenues	0	0
Corporate | Equipment
Disaggregation of Revenue [Line Items]
Revenues	0	0
Corporate | Other
Disaggregation of Revenue [Line Items]
Revenues	13	9
North America | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	4,225	4,293
North America | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	2,719	2,864
North America | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	1,506	1,429
North America | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
North America | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	2,957	2,669
North America | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	1,125	1,431
North America | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	143	193
North America | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
Europe, Middle East & Africa | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	2,910	2,773
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	1,973	2,042
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	937	731
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	1,802	1,758
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	971	869
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	137	146
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
Greater China | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	1,780	1,679
Greater China | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	964	986
Greater China | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	816	693
Greater China | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
Greater China | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	1,251	1,164
Greater China | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	478	465
Greater China | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	51	50
Greater China | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
Asia Pacific & Latin America | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	1,099	1,345
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	708	950
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	391	395
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	0	0
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	758	930
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	301	356
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	40	59
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Other
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0