SENIOR NOTES PAYABLE (Tables)

12 Months Ended

Sep. 30, 2023

Debt Disclosure [Abstract]

Schedule of Senior Notes Payable

The following table summarizes our senior notes payable.

	September 30,
$ in millions	2023		2022
4.65% senior notes, due 2030	$	500	$	500
4.95% senior notes, due 2046	800		800
3.75% senior notes, due 2051	750		750
Total principal amount	2,050		2,050
Unaccreted premiums/(discounts)	5		5
Unamortized debt issuance costs	(16)		(17)
Total senior notes payable	$	2,039	$	2,038