Federal Funds Sold and Securities Borrowed or Purchased Under Agreements to Resell (Tables)

6 Months Ended

Jun. 30, 2016

Securities Purchased under Agreements to Resell [Abstract]

Schedule of Resale Agreements [Table Text Block]



(Dollars in millions)	June 30, 2016		December 31, 2015
Fed funds sold		$5		$38
Securities borrowed	332		277
Securities purchased under agreements to resell	770		962
Total Fed funds sold and securities borrowed or purchased under agreements to resell		$1,107		$1,277

Securities sold under agreements to repurchase remaining contractual maturity [Table Text Block]



	June 30, 2016						December 31, 2015
(Dollars in millions)	Overnight and Continuous		Up to 30 days		Total		Overnight and Continuous		Up to 30 days		Total
U.S. Treasury securities		$3		$—		$3		$112		$—		$112
Federal agency securities	164		—		164		319		—		319
MBS - agency	993		13		1,006		837		23		860
CP	116		—		116		49		—		49
Corporate and other debt securities	239		94		333		242		72		314
Total securities sold under agreements to repurchase		$1,515		$107		$1,622		$1,559		$95		$1,654

Netting of Financial Instruments - Repurchase Agreements [Table Text Block]



(Dollars in millions)	Gross Amount		Amount Offset		Net Amount Presented in Consolidated Balance Sheets			Held/Pledged Financial Instruments		Net Amount
June 30, 2016
Financial assets:
Securities borrowed or purchased under agreements to resell		$1,102		$—		$1,102	¹		$1,092		$10
Financial liabilities:
Securities sold under agreements to repurchase	1,622		—		1,622			1,622		—

December 31, 2015
Financial assets:
Securities borrowed or purchased under agreements to resell		$1,239		$—		$1,239	¹		$1,229		$10
Financial liabilities:
Securities sold under agreements to repurchase	1,654		—		1,654			1,654		—

¹Excludes $5 million and $38 million of Fed funds sold, which are not subject to a master netting agreement at June 30, 2016 and December 31, 2015, respectively