Revenues (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 31, 2018	May 31, 2018
Disaggregation of Revenue [Line Items]
Revenues	$ 9,948
Allowance for sales discounts returns and miscellaneous claims	1,048	$ 20
Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	6,916
Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	2,984
Other(1)
Disaggregation of Revenue [Line Items]
Revenues	48
Footwear
Disaggregation of Revenue [Line Items]
Revenues	6,497
Apparel
Disaggregation of Revenue [Line Items]
Revenues	2,979
Equipment
Disaggregation of Revenue [Line Items]
Revenues	424
Other(1)
Disaggregation of Revenue [Line Items]
Revenues	48
Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	9,417
Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	6,550
Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	2,851
Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	16
Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	6,036
Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	2,949
Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	416
Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	16
Operating Segments | Converse
Disaggregation of Revenue [Line Items]
Revenues	527
Operating Segments | Converse | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	366
Operating Segments | Converse | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	133
Operating Segments | Converse | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	28
Operating Segments | Converse | Footwear
Disaggregation of Revenue [Line Items]
Revenues	461
Operating Segments | Converse | Apparel
Disaggregation of Revenue [Line Items]
Revenues	30
Operating Segments | Converse | Equipment
Disaggregation of Revenue [Line Items]
Revenues	8
Operating Segments | Converse | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	28
Global Brand Divisions
Disaggregation of Revenue [Line Items]
Revenues	16
Global Brand Divisions | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	0
Global Brand Divisions | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	0
Global Brand Divisions | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	16
Global Brand Divisions | Footwear
Disaggregation of Revenue [Line Items]
Revenues	0
Global Brand Divisions | Apparel
Disaggregation of Revenue [Line Items]
Revenues	0
Global Brand Divisions | Equipment
Disaggregation of Revenue [Line Items]
Revenues	0
Global Brand Divisions | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	16
Corporate
Disaggregation of Revenue [Line Items]
Revenues	4
Corporate | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	0
Corporate | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	0
Corporate | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	4
Corporate | Footwear
Disaggregation of Revenue [Line Items]
Revenues	0
Corporate | Apparel
Disaggregation of Revenue [Line Items]
Revenues	0
Corporate | Equipment
Disaggregation of Revenue [Line Items]
Revenues	0
Corporate | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	4
North America | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	4,145
North America | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	2,829
North America | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	1,316
North America | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
North America | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	2,555
North America | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	1,407
North America | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	183
North America | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Europe, Middle East & Africa | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	2,607
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	1,916
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	691
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	1,642
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	830
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	135
Europe, Middle East & Africa | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Greater China | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	1,379
Greater China | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	871
Greater China | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	508
Greater China | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Greater China | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	958
Greater China | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	380
Greater China | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	41
Greater China | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Asia Pacific & Latin America | Operating Segments | NIKE Brand
Disaggregation of Revenue [Line Items]
Revenues	1,270
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Sales to Wholesale Customers
Disaggregation of Revenue [Line Items]
Revenues	934
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Sales through Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenues	336
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Footwear
Disaggregation of Revenue [Line Items]
Revenues	881
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Apparel
Disaggregation of Revenue [Line Items]
Revenues	332
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Equipment
Disaggregation of Revenue [Line Items]
Revenues	57
Asia Pacific & Latin America | Operating Segments | NIKE Brand | Other(1)
Disaggregation of Revenue [Line Items]
Revenues	0
Accrued liabilities
Disaggregation of Revenue [Line Items]
Allowance for sales discounts returns and miscellaneous claims	1,048
Prepaid expenses and other current assets
Disaggregation of Revenue [Line Items]
Reserve for sales returns	$ 367
Accounts receivable
Disaggregation of Revenue [Line Items]
Reserve for sales returns, net of estimated cost of inventory for product returns		$ 675