SPECIAL ITEMS - Gain on Previously Held Equity Investment (Details) - USD ($) $ in Millions		9 Months Ended
	Feb. 28, 2022	Jul. 31, 2022
Special Items
Non-cash gain on remeasurement of previously held equity investment, pretax		$ 326
Excavator Factories
Special Items
Non-cash gain on remeasurement of previously held equity investment, after-tax	$ 326
Gain | Excavator Factories
Special Items
Non-cash gain on remeasurement of previously held equity investment, pretax	326
Non-cash gain on remeasurement of previously held equity investment, after-tax	$ 326