GOODWILL AND IDENTIFIABLE INTANGIBLE ASSETS, NET (Tables)

12 Months Ended

Sep. 30, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill and Net Identifiable Intangible Asset Balances

The following table presents our goodwill and net identifiable intangible asset balances as of the dates indicated.

	September 30,
$ in millions	2022		2021
Goodwill	$	1,422	$	660
Identifiable intangible assets, net	509		222
Total goodwill and identifiable intangible assets, net	$	1,931	$	882

Schedule of Goodwill Balance and Activity

The following table summarizes our goodwill by segment and the balances and activity for the years indicated.

$ in millions	Private Client Group		Capital Markets		Asset Management		Bank		Total
Year ended September 30, 2022
Goodwill as of beginning of year	$	417	$	174	$	69	$	—	$	660
Additions	164		102		—		529		795
Foreign currency translations	(31)		(2)		—		—		(33)
Goodwill as of end of year	$	550	$	274	$	69	$	529	$	1,422
Year ended September 30, 2021
Goodwill as of beginning of year	$	277	$	120	$	69	$	—	$	466
Additions	139		54		—		—		193
Foreign currency translations	1		—		—		—		1
Goodwill as of end of year	$	417	$	174	$	69	$	—	$	660

Schedule of Finite-Lived Intangible Assets Balance and Activity

The following table sets forth our identifiable intangible asset balances by segment, net of accumulated amortization, and activity for the years indicated.

$ in millions	Private Client Group		Capital Markets		Asset Management		Bank		Total
Year ended September 30, 2022
Net identifiable intangible assets as of beginning of year	$	120	$	17	$	85	$	—	$	222
Additions	85		52		61		136		334
Amortization expense	(13)		(9)		(7)		(4)		(33)
Foreign currency translations	(14)		—		—		—		(14)
Net identifiable intangible assets as of end of year	$	178	$	60	$	139	$	132	$	509
Year ended September 30, 2021
Net identifiable intangible assets as of beginning of year	$	31	$	13	$	90	$	—	$	134
Additions	96		13		—		—		109
Amortization expense	(7)		(9)		(5)		—		(21)
Net identifiable intangible assets as of end of year	$	120	$	17	$	85	$	—	$	222

Schedule of Indefinite-lived Intangible Assets by Major Class

The following table summarizes our identifiable intangible assets by type.

	September 30,
	2022				2021
$ in millions	Gross carrying value		Accumulated amortization		Gross carrying value		Accumulated amortization
Customer relationships	$	361	$	(103)	$	238	$	(79)
Core deposit intangible	89		(3)		—		—
Developed technology	58		(4)		3		(2)
Non-amortizing customer relationships	57		—		52		—
Trade names	57		(5)		12		(5)
All other	6		(4)		7		(4)
Total	$	628	$	(119)	$	312	$	(90)

Schedule of Finite-Lived Intangible Assets by Major Class

The following table summarizes the fair value and weighted average estimated useful life of identifiable intangibles assets acquired as of the respective acquisition dates.

	TriState Capital			Charles Stanley and SumRidge Partners
$ in millions	Estimated fair value		Weighted average estimated useful life	Estimated fair value		Weighted average estimated useful life
Fair value of identifiable intangible assets acquired:
Core deposit intangible	$	89	10 years	$	—	—
Customer relationships	54		17 years	80		12 years
Trade names	33		20 years	17		9 years
Developed technology	16		10 years	40		8 years
Non-amortizing customer relationships	5		N/A	—		N/A
Total identifiable intangibles assets acquired	$	197		$	137

The following table summarizes our identifiable intangible assets by type.

	September 30,
	2022				2021
$ in millions	Gross carrying value		Accumulated amortization		Gross carrying value		Accumulated amortization
Customer relationships	$	361	$	(103)	$	238	$	(79)
Core deposit intangible	89		(3)		—		—
Developed technology	58		(4)		3		(2)
Non-amortizing customer relationships	57		—		52		—
Trade names	57		(5)		12		(5)
All other	6		(4)		7		(4)
Total	$	628	$	(119)	$	312	$	(90)

Schedule of Projected Amortization Expense

The following table sets forth the projected amortization expense by fiscal year associated with our identifiable intangible assets with finite lives.

Fiscal year ended September 30,	$ in millions
2023	$	43
2024	42
2025	40
2026	38
2027	37
Thereafter	252
Total	$	452