SEGMENT INFORMATION Continued (Details) - USD ($) $ in Millions		3 Months Ended
		May 31, 2020	May 31, 2019	May 31, 2018
Revenues from external customers and long lived assets [Line Items]
Revenues		$ 39,068	$ 39,506	$ 39,383
Long-Lived Assets	[1]	9,703	7,869	7,354
United States [Member]
Revenues from external customers and long lived assets [Line Items]
Revenues		18,428	18,596	18,330
Long-Lived Assets	[1]	6,012	5,318	4,976
United Kingdom [Member]
Revenues from external customers and long lived assets [Line Items]
Revenues		1,904	2,054	2,093
Long-Lived Assets	[1]	472	423	510
Japan [Member]
Revenues from external customers and long lived assets [Line Items]
Revenues		1,977	1,848	1,716
Long-Lived Assets	[1]	655	422	388
Germany [Member]
Revenues from external customers and long lived assets [Line Items]
Revenues		1,510	1,583	1,526
Long-Lived Assets	[1]	418	263	179
Canada [Member]
Revenues from external customers and long lived assets [Line Items]
Revenues		1,162	1,166	1,200
Long-Lived Assets	[1]	169	87	78
Other countries [Member]
Revenues from external customers and long lived assets [Line Items]
Revenues		14,087	14,259	14,518
Long-Lived Assets	[1]	$ 1,977	$ 1,356	$ 1,223

[1] Long-lived assets exclude goodwill, intangible assets, equity investments and deferred taxes, which are not allocated to specific geographic locations as it is impracticable to do so.