CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions	Total	Common Stock and Additional Paid in Capital	(Accumulated deficit) Retained Earnings	Other Equity, Net
Balance, beginning of period at May. 31, 2018		$ 28,950	$ 19,111	$ (1,188)
Cumulative-effect of accounting change			(110)
Other comprehensive loss, net	$ (276)			(276)
Common stock issued		1,026
Stock-based compensation		832
Repurchase of common stock	(20,000)	(2,963)	(17,038)
Cash dividends declared			(1,456)
Net income			4,598
Other, net		(415)	2	(18)
Balance, end of period at Nov. 30, 2018	$ 31,055	27,430	5,107	(1,482)
Cash dividends declared per common share	$ 0.38
Balance, beginning of period at Aug. 31, 2018		27,811	12,022	(1,269)
Cumulative-effect of accounting change			0
Other comprehensive loss, net	$ (199)			(199)
Common stock issued		727
Stock-based compensation		396
Repurchase of common stock		(1,467)	(8,534)
Cash dividends declared			(714)
Net income			2,333
Other, net		(37)	0	(14)
Balance, end of period at Nov. 30, 2018	$ 31,055	27,430	5,107	(1,482)
Cash dividends declared per common share	$ 0.19
Balance, beginning of period at May. 31, 2019	$ 22,363	26,909	(3,496)	(1,050)
Cumulative-effect of accounting change			0
Other comprehensive loss, net	(9)			(9)
Common stock issued		617
Stock-based compensation		843
Repurchase of common stock	(10,000)	(1,434)	(8,566)
Cash dividends declared			(1,562)
Net income			4,448
Other, net		(561)	2	44
Balance, end of period at Nov. 30, 2019	$ 16,185	26,374	(9,174)	(1,015)
Cash dividends declared per common share	$ 0.48
Balance, beginning of period at Aug. 31, 2019		26,450	(6,446)	(985)
Cumulative-effect of accounting change			0
Other comprehensive loss, net	$ (66)			(66)
Common stock issued		301
Stock-based compensation		397
Repurchase of common stock		(727)	(4,273)
Cash dividends declared			(767)
Net income			2,311
Other, net		(47)	1	36
Balance, end of period at Nov. 30, 2019	$ 16,185	$ 26,374	$ (9,174)	$ (1,015)
Cash dividends declared per common share	$ 0.24