UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - shares shares in Millions	Aug. 31, 2025	May 31, 2025
Class A Convertible Common Stock
Shareholders' equity:
Common stock, outstanding (in shares)	289	290
Class B Common Stock
Shareholders' equity:
Common stock, outstanding (in shares)	1,188	1,186

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Name:	us-gaap_CommonStockSharesOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant