Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Millions	Total	Common stock	Ordinary shares	Additional paid-in capital	Retained earnings	AOCI	Treasury stock
Beginning balance at Nov. 30, 2020	$ 20,555	$ 11	$ 361	$ 13,948	$ 16,075	$ (1,436)	$ (8,404)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(6,881)				(6,881)
Other comprehensive income (loss)	87					87
Issuance of common stock, net	1,003			1,003
Conversion of Convertible Notes	2			2
Purchases and issuances under the Stock Swap program, net	10			105			(95)
Share-based compensation and other	88			88
Ending balance at Aug. 31, 2021	14,863	11	361	15,146	9,194	(1,349)	(8,500)
Beginning balance at May. 31, 2021	17,876	11	361	15,005	12,030	(1,126)	(8,404)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(2,836)				(2,836)
Other comprehensive income (loss)	(223)					(223)
Issuance of common stock, net	7			7
Conversion of Convertible Notes	2			2
Purchases and issuances under the Stock Swap program, net	10			105			(95)
Share-based compensation and other	28			28
Ending balance at Aug. 31, 2021	14,863	11	361	15,146	9,194	(1,349)	(8,500)
Beginning balance at Nov. 30, 2021	12,144	11	361	15,292	6,448	(1,501)	(8,466)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(4,495)				(4,495)
Other comprehensive income (loss)	(523)					(523)
Issuance of common stock, net	1,180	1		1,178
Purchases and issuances under the Stock Swap program, net	8			89			(82)
Issuance of treasury shares for vested share-based awards	0				(84)		84
Share-based compensation and other	66			67	(1)
Ending balance at Aug. 31, 2022	8,379	12	361	16,626	1,868	(2,024)	(8,464)
Beginning balance at May. 31, 2022	8,260	11	361	15,457	2,649	(1,742)	(8,476)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(770)				(770)
Other comprehensive income (loss)	(282)					(282)
Issuance of common stock, net	1,149	1		1,148
Issuance of treasury shares for vested share-based awards	0				(12)		12
Share-based compensation and other	22			22
Ending balance at Aug. 31, 2022	$ 8,379	$ 12	$ 361	$ 16,626	$ 1,868	$ (2,024)	$ (8,464)