Significant Accounting Policies [Line Items]

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and other assets expected to be realized or consumed after one year or normal operating cycle, if longer.

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Amount of deferred tax liability attributable to taxable temporary differences, after deferred tax asset, and other liabilities expected to be paid after one year or operating cycle, if longer.

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to excess tax benefit for share-based compensation cost.

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- Definition

The total expense recognized in the period for promotion, public relations, and brand or product advertising.

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Amount of consideration paid in advance for advertising that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	May 31, 2019	May 31, 2018	May 31, 2017	Jun. 01, 2018	Feb. 28, 2018
Significant Accounting Policies [Line Items]
Total advertising and promotion expenses	$ 3,753	$ 3,577	$ 3,341
Prepaid advertising and promotion expenses	773	730
Allowance for uncollectible accounts receivable	30	30
Excess tax benefit, amount	175	230
Accumulated other comprehensive income (loss)	231	(92)
Retained earnings	1,643	3,517
Deferred income taxes and other assets	(2,011)	(2,509)
Prepaid expenses and other current assets	(1,968)	(1,130)
Deferred income taxes and other liabilities	$ 3,347	3,216
Minimum \| Building
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Minimum \| Leasehold improvements
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Minimum \| Machinery and Equipment
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Minimum \| Software and Software Development Costs
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Minimum \| Land Improvements
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	2 years
Maximum \| Building
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	40 years
Maximum \| Leasehold improvements
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	40 years
Maximum \| Machinery and Equipment
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	15 years
Maximum \| Software and Software Development Costs
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	12 years
Maximum \| Land Improvements
Significant Accounting Policies [Line Items]
Property, plant and equipment, minimum useful life (in years)	40 years
Prepaid expenses and other current assets
Significant Accounting Policies [Line Items]
Prepaid advertising and promotion expenses	$ 333	359
Deferred income taxes and other assets
Significant Accounting Policies [Line Items]
Prepaid advertising and promotion expenses	440	$ 371
Accounting Standards Update 2016-16
Significant Accounting Policies [Line Items]
Retained earnings				$ (507)
Deferred income taxes and other assets				422
Prepaid expenses and other current assets				45
Deferred income taxes and other liabilities				40
Accounting Standards Update 2018-02
Significant Accounting Policies [Line Items]
Accumulated other comprehensive income (loss)					$ 17
Retained earnings					$ (17)
Accounting Standards Update 2014-09
Significant Accounting Policies [Line Items]
Retained earnings				$ 23
Difference between Revenue Guidance in Effect before and after Topic 606 \| Accounting Standards Update 2014-09
Significant Accounting Policies [Line Items]
Prepaid expenses and other current assets	$ (410)