Derivative Instruments and Other Financial Instruments Used For Hedging (Tables)

3 Months Ended

Mar. 31, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Notional Amounts, Balance Sheet Location and Fair Value Amounts of Derivative Instruments

The table below presents the notional amounts and fair value amounts of the Company's derivative instruments reported on the consolidated balance sheets, segregated between derivative instruments designated and qualifying as hedging instruments and derivative instruments not designated as hedging instruments as of March 31, 2017 and December 31, 2016, respectively. Asset and liability values are presented gross, excluding the impact of legally enforceable master netting and credit support annex agreements. The fair value of asset and liability derivatives designated and qualifying as hedging instruments and derivatives designated as other risk management are included in other assets and other liabilities, respectively. The fair value of asset and liability trading derivatives are included in trading account assets and trading account liabilities, respectively.

	March 31, 2017						December 31, 2016
			Fair Value						Fair Value
	Notional		Asset		Liability		Notional		Asset		Liability
(Dollars in millions)	Amount		Derivatives		Derivatives		Amount		Derivatives		Derivatives
Cash flow hedges
Interest rate contracts	$	13,244	$	6	$	230	$	15,459	$	19	$	199
Fair value hedges
Interest rate contracts	500		1		—		500		3		—
Not designated as hedging instruments:
Trading
Interest rate contracts	145,724		990		925		149,229		1,074		988
Commodity contracts	2,462		133		104		2,825		145		112
Foreign exchange contracts	5,756		187		101		5,981		217		131
Equity contracts	1,995		168		167		2,385		165		164
Other contracts	21		—		—		4		—		—
Total Trading	155,958		1,478		1,297		160,424		1,601		1,395
Other risk management	1,003		17		6		1,045		3		90
Total derivative instruments	$	170,705	$	1,502	$	1,533	$	177,428	$	1,626	$	1,684

Amount and Location of Gains and Losses for Derivatives Designated as Cash Flow Hedges

The following tables present the amount and location of the net gains and losses recorded in the Company’s consolidated statements of income and changes in stockholder’s equity for derivatives designated as cash flow hedges for the three months ended March 31, 2017 and 2016:

	Amount of Gain or (Loss) Recognized in OCI on Derivative Instruments (Effective Portion)						Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)					(Gain) Loss Recognized in Income on Derivative Instruments (Ineffective Portion)
	For the Three Months Ended March 31,						For the Three Months Ended March 31,					For the Three Months Ended March 31,
(Dollars in millions)	2017			2016		Location	2017		2016		Location	2017		2016
Derivatives in cash flow hedging relationships
						Interest income	$	29	$	42
Interest rate contracts	$	(19	)	$	261	Interest expense	—		—		Noninterest expense	$	2	$	1
Total	$	(19	)	$	261		$	29	$	42		$	2	$	1

Schedule of derivative gains (losses) on the Company's fair value hedges

The following table presents the gains (losses) on the Company's fair value hedges and hedged item for the three months ended March 31, 2017 and 2016, respectively:

	For the Three Months Ended March 31, 2017
(Dollars in millions)	Derivative			Hedged Item		Hedge Ineffectiveness
Interest rate risk on long-term debt	$	(2	)	$	1	$	(1	)
Total	$	(2	)	$	1	$	(1	)

	For the Three Months Ended March 31, 2016
(Dollars in millions)	Derivative		Hedged Item			Hedge Ineffectiveness
Interest rate risk on long-term debt	$	7	$	(7	)	$	—
Total	$	7	$	(7	)	$	—

Gain or (Loss) Recognized in Income on Derivative Instruments

The following table presents the amount of the net gains and losses for derivative instruments classified as trading reported in the consolidated statements of income under the heading trading account activities for the three months ended March 31, 2017 and 2016:

	Gain or (Loss) Recognized in Income on Derivative Instruments
	For the Three Months Ended
(Dollars in millions)	March 31, 2017			March 31, 2016
Trading derivatives:
Interest rate contracts	$	(22	)	$	(9	)
Foreign exchange contracts	10			9
Total	$	(12	)	$	—