Property Plant and Equipment (Detail) - USD ($) $ in Millions	May 31, 2016	May 31, 2015
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	$ 7,038	$ 6,352
Less accumulated depreciation	3,518	3,341
TOTAL PROPERTY, PLANT AND EQUIPMENT, NET	3,520	3,011
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	286	273
Buildings
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	1,467	1,250
Machinery, equipment and internal-use software
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	3,510	3,329
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	1,338	1,150
Construction in process
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, gross	$ 437	$ 350