Income Taxes - Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	May 31, 2021	May 31, 2020
Deferred tax assets:
Inventories(1)	$ 78	$ 84
Sales return reserves(1)	100	115
Deferred compensation(1)	350	295
Stock-based compensation	175	168
Reserves and accrued liabilities(1)	96	120
Operating lease liabilities	499	491
Intangibles	187	0
Capitalized research and development expenditures	349	189
Net operating loss carry-forwards(1)	15	21
Other(1)	178	127
Total deferred tax assets	2,027	1,610
Valuation allowance(1)	(12)	(26)
Total deferred tax assets after valuation allowance	2,015	1,584
Deferred tax liabilities:
Foreign withholding tax on undistributed earnings of foreign subsidiaries	(182)	(165)
Property, plant and equipment(1)	(255)	(232)
Right-of-use assets	(431)	(423)
Other(1)	(14)	(32)
Total deferred tax liabilities	(882)	(852)
NET DEFERRED TAX ASSET	$ 1,133	$ 732