Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

Changes in the carrying amount of goodwill by reporting segment are presented in the following table:

Dollars in millions	Consumer Bank		Commercial Bank		Total
BALANCE AT DECEMBER 31, 2019	$	1,752	$	912	$	2,664
BALANCE AT DECEMBER 31, 2020	1,752		912		2,664
AQN Strategies acquisition	9		—		9
XUP acquisition	—		20		20
BALANCE AT DECEMBER 31, 2021	$	1,761	$	932	$	2,693

Gross Carrying Amount and Accumulated Amortization of Intangible Assets

The following table shows the gross carrying amount and the accumulated amortization of intangible assets subject to amortization:

	2021				2020
December 31, Dollars in millions	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Intangible assets subject to amortization:
Core deposit intangibles	$	355	$	275	$	355	$	236
PCCR intangibles	16		13		16		12
Other intangible assets	82		35		105		40
Total	$	453	$	323	$	476	$	288

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The following table presents estimated intangible asset amortization expense for the next five years.

	Estimated
Dollars in millions	2022		2023		2024		2025		2026
Intangible asset amortization expense	$	45	$	36	$	26	$	16	$	6