OTHER BORROWINGS (Tables)

12 Months Ended

Sep. 30, 2025

Debt Disclosure [Abstract]

Schedule of Other Borrowings

The following table details the components of our other borrowings.

	September 30, 2025					September 30, 2024
$ in millions	Weighted average interest rate		Maturity date	Balance		Weighted average interest rate		Maturity date	Balance
FHLB advances:
Floating rate - term	4.44	%	December 2025 - December 2026	$	500	5.14	%	March 2025 - December 2025	$	650
Fixed rate	4.10	%	December 2028	200		4.47	%	December 2024 - December 2028	300
Total FHLB advances				700					950
Subordinated notes - fixed-to-floating (including an unaccreted premium of $— and $1, respectively)	N/A		N/A	—		5.75	%	May 2030	99
Total other borrowings				$	700				$	1,049