INCOME TAXES - PROVISION FOR INCOME TAXES ON CONTINUING OPERATIONS (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
CURRENT TAX EXPENSE
Current Federal Tax Expense (Benefit)	$ 1,064	$ 3,965	$ 1,531
Current Foreign Tax Expense (Benefit)	1,259	1,131	1,243
Current State and Local Tax Expense (Benefit)	191	213	241
Current Income Tax Expense (Benefit)	2,514	5,309	3,015
DEFERRED TAX EXPENSE
Deferred Federal Income Tax Expense (Benefit)	(296)	(1,989)	28
Deferred Foreign Income Tax Expense (Benefit)	(115)	145	20
Deferred Income Tax Expense (Benefit) Continuing Operations	(411)	(1,844)	48
Income Tax Expense	$ 2,103	$ 3,465	$ 3,063