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Regulatory Capital Requirements (Tables)

12 Months Ended

Dec. 31, 2019

Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]

Summary of Capital Amounts and Ratios

The Company's and the Bank's capital amounts and ratios are presented in the following tables.



		U.S. Basel III									Minimum Capital Requirement with Capital Conservation Buffer ⁽¹⁾
(Dollars in millions)		Amount				Ratio					Amount				Ratio
Capital Ratios for the Company:
As of December 31, 2019:
Common equity tier 1 capital (to risk-weighted assets)		$	15,086			14.10	%		≥		$	7,492			7.000	%
Tier 1 capital (to risk-weighted assets)		15,086				14.10			≥		9,097				8.500
Total capital (to risk-weighted assets)		15,769				14.73			≥		11,237				10.500
Tier 1 leverage⁽²⁾		15,086				8.88			≥		6,792				4.000
As of December 31, 2018:
Common equity tier 1 capital (to risk-weighted assets)		$	14,256			13.96	%		≥		$	6,508			6.375	%
Tier 1 capital (to risk-weighted assets)		14,256				13.96			≥		8,039				7.875
Total capital (to risk-weighted assets)		14,904				14.60			≥		10,081				9.875
Tier 1 leverage⁽²⁾		14,256				8.77			≥		6,502				4.000


(1)	Beginning January 1, 2019, the minimum capital requirement includes a capital conservation buffer of 2.5%.


(2)	Tier 1 capital divided by quarterly average assets (excluding certain disallowed assets, primarily goodwill and other intangibles).



		U.S. Basel III									Minimum Capital Requirement with Capital Conservation Buffer ⁽¹⁾									To Be Well-Capitalized Under Prompt Corrective Action Provisions
(Dollars in millions)		Amount				Ratio					Amount				Ratio					Amount				Ratio
Capital Ratios for the Bank:
As of December 31, 2019 (U.S. Basel III):
Common equity tier 1 capital (to risk-weighted assets)		$	14,115			14.47	%		≥		$	6,829			7.000	%		≥		$	6,342			6.5	%
Tier 1 capital (to risk-weighted assets)		14,115				14.47			≥		8,293				8.500			≥		7,805				8.0
Total capital (to risk-weighted assets)		14,746				15.11			≥		10,244				10.500			≥		9,756				10.0
Tier 1 leverage⁽²⁾		14,115				10.65			≥		5,304				4.000			≥		6,629				5.0
As of December 31, 2018 (U.S. Basel III):
Common equity tier 1 capital (to risk-weighted assets)		$	13,316			14.45	%		≥		$	5,876			6.375	%		≥		$	5,991			6.5	%
Tier 1 capital (to risk-weighted assets)		13,316				14.45			≥		7,258				7.875			≥		7,374				8.0
Total capital (to risk-weighted assets)		13,905				15.09			≥		9,102				9.875			≥		9,217				10.0
Tier 1 leverage⁽²⁾		13,316				10.61			≥		5,018				4.000			≥		6,273				5.0


(1)	Beginning January 1, 2019, the minimum capital requirement includes a capital conservation buffer of 2.5%.


(2)	Tier 1 capital divided by quarterly average assets (excluding certain disallowed assets, primarily goodwill and other intangibles).