INCOME TAXES, Provision (Benefit) for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2019
Current:
Federal	$ 321	$ 215	$ 286
State and local	79	49	63
Foreign	25	9	15
Total current	425	273	364
Deferred:
Federal	(28)	(36)	(22)
State and local	(6)	(3)	(1)
Foreign	(3)	0	0
Total deferred	(37)	(39)	(23)
Total provision for income taxes	$ 388	$ 234	$ 341