Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ (1,973)	$ (781)
Items Included in Other Comprehensive Income (Loss)
Change in foreign currency translation adjustment	199	25
Other	4	13
Other Comprehensive Income (Loss)	203	38
Total Comprehensive Income (Loss)	$ (1,770)	$ (743)