Property Plant and Equipment (Detail) - USD ($) $ in Millions	May 31, 2021	May 31, 2020
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	$ 10,061	$ 9,661
Less accumulated depreciation	5,157	4,795
TOTAL PROPERTY, PLANT AND EQUIPMENT, NET	4,904	4,866
Land and improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	363	345
Buildings
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	3,365	2,442
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	3,023	2,751
Internal-use software
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	1,391	1,483
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	1,608	1,554
Construction in process
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	$ 311	$ 1,086