Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Significant Accounting Policies [Line Items]
Total advertising and promotion expenses	$ 4,060,000,000	$ 3,850,000,000	$ 3,114,000,000
Prepaid advertising and promotion expenses	755,000,000	773,000,000
Allowance for uncollectible accounts receivable	35,000,000	34,000,000
Goodwill, impaired, accumulated impairment loss	$ 0	0
Performance-based Restricted Stock Units (PSUs)
Significant Accounting Policies [Line Items]
Stock options vesting period (in years)	3 years
Stock Incentive Plan
Significant Accounting Policies [Line Items]
Stock options vesting period (in years)	4 years
Stock options expiration from the date of grant (in years)	10 years
Building | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Building | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	40 years
Leasehold improvements | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Leasehold improvements | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	40 years
Land Improvements | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Land Improvements | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	40 years
Machinery and Equipment | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Machinery and Equipment | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	15 years
Software and Software Development Costs | Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Software and Software Development Costs | Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	12 years
Prepaid expenses and other current assets
Significant Accounting Policies [Line Items]
Prepaid advertising and promotion expenses	$ 372,000,000	329,000,000
Deferred income taxes and other assets
Significant Accounting Policies [Line Items]
Prepaid advertising and promotion expenses	$ 383,000,000	$ 444,000,000