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, 2017	$ 24,216	$ 7	$ 358	$ 8,690	$ 23,292	$ (1,782)	$ (6,349)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	2,659				2,659
Other comprehensive income (loss)	(59)					(59)
Cash dividends declared	(1,029)				(1,029)
Purchases of treasury stock under the Repurchase Program and other	(1,133)			51			(1,184)
Ending Balance at Aug. 31, 2018	24,654	7	358	8,741	24,921	(1,840)	(7,533)
Beginning Balance at May. 31, 2018	23,933	7	358	8,721	23,564	(1,855)	(6,862)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,707				1,707
Other comprehensive income (loss)	14					14
Cash dividends declared	(350)				(350)
Purchases of treasury stock under the Repurchase Program and other	(651)			19			(670)
Ending Balance at Aug. 31, 2018	24,654	7	358	8,741	24,921	(1,840)	(7,533)
Beginning Balance at Nov. 30, 2018	24,443	7	358	8,756	25,066	(1,949)	(7,795)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	2,567				2,567
Other comprehensive income (loss)	(234)					(234)
Cash dividends declared	(1,034)				(1,034)
Purchases of treasury stock under the Repurchase Program and other	(424)			42			(467)
Ending Balance at Aug. 31, 2019	25,295	7	358	8,798	26,576	(2,183)	(8,261)
Beginning Balance at May. 31, 2019	24,108	7	358	8,785	25,138	(2,076)	(8,104)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,780				1,780
Other comprehensive income (loss)	(107)					(107)
Cash dividends declared	(342)				(342)
Purchases of treasury stock under the Repurchase Program and other	(144)			13			(157)
Ending Balance at Aug. 31, 2019	$ 25,295	$ 7	$ 358	$ 8,798	$ 26,576	$ (2,183)	$ (8,261)