ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) In Millions	12 Months Ended
May 31, 2011	May 31, 2010	May 31, 2009
Acquisition Related and Other Expenses [Abstract]
Transitional and other employee related costs	$ 129	$ 66	$ 45
Stock-based compensation	10	15	15
Professional fees and other, net	66	68	35
Business combination adjustments, net	3	5	22
Total acquisition related and other expenses	208	154	117
Advertising [Abstract]
Advertising expenses	88	75	71
Foreign Currency Transactions [Narrative] [Abstract]
Net foreign exchange transaction gains (losses) (accounting policy)	11	(149)	(65)
General And Administrative Expense (Narrative) [Abstract]
Recovery of legal costs	(120)
Non-Operating Income (Expense), net [Abstract]
Interest income	163	122	279
Foreign currency gains (losses), net	11	(148)	(55)
Noncontrolling interests in income	(97)	(95)	(84)
Other income, net	109	56	3
Total non-operating income (expense), net	186	(65)	143
Foreign currency remeasurement loss from designation of our Venezuelan subsidiary as "highly inflationary"		81
Other Receivables [Narrative] [Abstract]
Other receivables included in prepaid expenses and other current assets	876	733
Sale of Financing Receivables [Narrative] [Abstract]
Sale of Financing Receivables	$ 1,500

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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The aggregate foreign currency transaction gain or loss (both realized and unrealized) included in determining net income for the reporting period. Excludes foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements. For certain enterprises, primarily banks, that are dealers in foreign exchange, foreign currency transaction gains or losses may be disclosed as dealer gains or losses.

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This element represents the income or loss from continuing operations attributable to noncontrolling interests, if any, which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items and cumulative effects of changes in accounting principles which are apportioned to that ownership interest in subsidiary equity which is not attributable to the parent.

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Income derived from investments in debt securities and on cash and cash equivalents the earnings of which reflect the time value of money or transactions in which the payments are for the use or forbearance of money.

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The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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The aggregate amount of income (expense) from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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The net amount of other nonoperating income and expense, which does not qualify for separate disclosure on the income statement under materiality guidelines.

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Carrying amounts due as of the balance sheet date from parties or arising from transactions not otherwise specified in the taxonomy.

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The cash inflow associated with the sale or collection of receivables arising from the financing of goods and services.

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