UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Millions, $ in Millions	Total	CAPITAL IN EXCESS OF STATED VALUE	ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)	RETAINED EARNINGS	Class A Common Stock	Class A Common Stock COMMON STOCK	Class B Common Stock	Class B Common Stock COMMON STOCK
Beginning Balance (in shares) at May. 31, 2022						305		1,266
Beginning balance at May. 31, 2022	$ 15,281	$ 11,484	$ 318	$ 3,476		$ 0		$ 3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock options exercised (in shares)								2
Stock options exercised	80	80
Repurchase of Class B Common Stock (in shares)								(9)
Repurchase of Class B Common Stock	(991)	(66)		(925)
Dividends on common stock	(482)			(482)
Issuance of shares to employees, net of shares withheld for employee taxes	(22)	(20)		(2)
Stock-based compensation	170	170
Net income	1,468			1,468
Other comprehensive income (loss)	318		318
Ending Balance (in shares) at Aug. 31, 2022						305		1,259
Ending balance at Aug. 31, 2022	15,822	11,648	636	3,535		$ 0		$ 3
Beginning Balance (in shares) at May. 31, 2023					305	305	1,227	1,227
Beginning balance at May. 31, 2023	14,004	12,412	231	1,358		$ 0		$ 3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock options exercised (in shares)								2
Stock options exercised	106	106
Conversion to Class B Common Stock (in shares)						(7)		7
Repurchase of Class B Common Stock (in shares)								(10)
Repurchase of Class B Common Stock	(1,132)	(85)		(1,047)
Dividends on common stock	(519)			(519)
Issuance of shares to employees, net of shares withheld for employee taxes	(39)	(39)
Stock-based compensation	196	196
Net income	1,450			1,450
Other comprehensive income (loss)	(95)		(95)
Ending Balance (in shares) at Aug. 31, 2023					298	298	1,226	1,226
Ending balance at Aug. 31, 2023	$ 13,971	$ 12,590	$ 136	$ 1,242		$ 0		$ 3