Securities Financing Agreements (Tables)

12 Months Ended

Dec. 31, 2019

Transfers and Servicing [Abstract]

Secured Borrowings by Contractual Maturity and Class of Collateral Pledged

he following table presents the gross obligations for securities sold under agreements to repurchase and securities loaned by remaining contractual maturity and class of collateral pledged as of December 31, 2019 and December 31, 2018.

	December 31, 2019										December 31, 2018
(Dollars in millions)	Overnight and Continuous		Up to 30 Days		31 - 90 Days		Greater than 90 Days		Total		Overnight and Continuous		Up to 30 Days		31 - 90 Days		Greater than 90 Days		Total
Securities sold under agreements to repurchase
U.S. Treasury and government agencies	$	12,219	$	2,237	$	385	$	102	$	14,943	$	9,680	$	2,945	$	3,046	$	335	$	16,006
Mortgage-backed:
U.S. agencies	5,322		1,582		7,126		—		14,030		9,803		1,640		7,569		—		19,012
Corporate debt	688		24		1,161		—		1,873		682		130		1,227		—		2,039
Other debt	327		—		533		—		860		115		245		519		—		879
Equity	1,400		349		456		—		2,205		387		220		255		—		862
Total	$	19,956	$	4,192	$	9,661	$	102	$	33,911	$	20,667	$	5,180	$	12,616	$	335	$	38,798
Securities loaned:
Corporate bonds	2		—		—		—		2		1		—		—		—		1
Equity	257		236		—		—		493		92		—		—		—		92
Total	$	259	$	236	$	—	$	—	$	495	$	93	$	—	$	—	$	—	$	93

Repurchase Agreements, Resale Agreements, Securities Borrowed, and Securities Loaned Disclosure [Text Block]

Offsetting Liabilities

The following tables present the offsetting of financial assets and liabilities as of December 31, 2019 and December 31, 2018.

	December 31, 2019
							Gross Amounts Not Offset in Balance Sheet
(Dollars in millions)	Gross Amounts of Recognized Assets/Liabilities		Gross Amounts Offset in Balance Sheet		Net Amounts Presented in Balance Sheet		Financial Instruments		Cash Collateral Received/Pledged		Net Amount
Financial Assets:
Derivative assets	$	1,233	$	264	$	969	$	26	$	—	$	943
Securities borrowed or purchased under resale agreements	29,483		5,540		23,943		23,844		—		99
Total	$	30,716	$	5,804	$	24,912	$	23,870	$	—	$	1,042
Financial Liabilities:
Derivative liabilities	$	523	$	306	$	217	$	129	$	1	$	87
Securities loaned or sold under repurchase agreements	34,406		5,540		28,866		27,957		—		909
Total	$	34,929	$	5,846	$	29,083	$	28,086	$	1	$	996

	December 31, 2018
							Gross Amounts Not Offset in Balance Sheet
(Dollars in millions)	Gross Amounts of Recognized Assets/Liabilities		Gross Amounts Offset in Balance Sheet		Net Amounts Presented in Balance Sheet		Financial Instruments		Cash Collateral Received/Pledged		Net Amount
Financial Assets:
Derivative assets	$	871	$	354	$	517	$	14	$	—	$	503
Securities borrowed or purchased under resale agreements	33,974		11,606		22,368		22,291		—		77
Total	$	34,845	$	11,960	$	22,885	$	22,305	$	—	$	580
Financial Liabilities:
Derivative liabilities	$	804	$	322	$	482	$	69	$	—	$	413
Securities loaned or sold under repurchase agreements	38,891		11,606		27,285		26,434		—		851
Total	$	39,695	$	11,928	$	27,767	$	26,503	$	—	$	1,264

Offsetting Assets

The following tables present the offsetting of financial assets and liabilities as of December 31, 2019 and December 31, 2018.

	December 31, 2019
							Gross Amounts Not Offset in Balance Sheet
(Dollars in millions)	Gross Amounts of Recognized Assets/Liabilities		Gross Amounts Offset in Balance Sheet		Net Amounts Presented in Balance Sheet		Financial Instruments		Cash Collateral Received/Pledged		Net Amount
Financial Assets:
Derivative assets	$	1,233	$	264	$	969	$	26	$	—	$	943
Securities borrowed or purchased under resale agreements	29,483		5,540		23,943		23,844		—		99
Total	$	30,716	$	5,804	$	24,912	$	23,870	$	—	$	1,042
Financial Liabilities:
Derivative liabilities	$	523	$	306	$	217	$	129	$	1	$	87
Securities loaned or sold under repurchase agreements	34,406		5,540		28,866		27,957		—		909
Total	$	34,929	$	5,846	$	29,083	$	28,086	$	1	$	996

	December 31, 2018
							Gross Amounts Not Offset in Balance Sheet
(Dollars in millions)	Gross Amounts of Recognized Assets/Liabilities		Gross Amounts Offset in Balance Sheet		Net Amounts Presented in Balance Sheet		Financial Instruments		Cash Collateral Received/Pledged		Net Amount
Financial Assets:
Derivative assets	$	871	$	354	$	517	$	14	$	—	$	503
Securities borrowed or purchased under resale agreements	33,974		11,606		22,368		22,291		—		77
Total	$	34,845	$	11,960	$	22,885	$	22,305	$	—	$	580
Financial Liabilities:
Derivative liabilities	$	804	$	322	$	482	$	69	$	—	$	413
Securities loaned or sold under repurchase agreements	38,891		11,606		27,285		26,434		—		851
Total	$	39,695	$	11,928	$	27,767	$	26,503	$	—	$	1,264