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Derivatives and Hedging Activities - Effect of Fair Value and Cash Flow Hedges on Income (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Interest expense — Long-term debt |  | $ 60 | $ 90
Interest income — Loans |  | 889 | 1,026
Interest Income - securities |  | 130 | 129
Investment banking and debt placement fees |  | 162 | 116
Deposits |  | (21) | (169)
Other income | [1] | 51 | (88)
Net gain (loss) on cash flow hedging relationships |  |  |
Net Gains (Losses) Reclassified From OCI Into Income |  | 89 | 33
Interest rate | Interest expense – long-term debt | Fair Value Hedging |  |  |
Net gains (losses) on fair value hedging relationships |  |  |
Recognized on hedged items |  | 204 | (294)
Recognized on derivatives designated as hedging instruments |  | (166) | 311
Net income (expense) recognized on fair value hedges |  | 38 | 17
Interest rate | Interest expense – long-term debt | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Realized gains (losses) (pre-tax) reclassified from AOCI into net income |  | (1) | (1)
Net income (expense) recognized on cash flow hedges |  | (1) | (1)
Interest rate | Interest income – loans | Fair Value Hedging |  |  |
Net gains (losses) on fair value hedging relationships |  |  |
Recognized on hedged items |  | 0 | 0
Recognized on derivatives designated as hedging instruments |  | 0 | 0
Net income (expense) recognized on fair value hedges |  | 0 | 0
Interest rate | Interest income – loans | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Realized gains (losses) (pre-tax) reclassified from AOCI into net income |  | 89 | 34
Net Gains (Losses) Reclassified From OCI Into Income |  | 89 | 34
Net income (expense) recognized on cash flow hedges |  | 89 | 34
Interest rate | Interest Income - securities | Fair Value Hedging |  |  |
Net gains (losses) on fair value hedging relationships |  |  |
Recognized on hedged items |  | (266) | 0
Recognized on derivatives designated as hedging instruments |  | 267 | 0
Net income (expense) recognized on fair value hedges |  | 1 | 0
Interest rate | Interest Income - securities | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Realized gains (losses) (pre-tax) reclassified from AOCI into net income |  | 0 | 0
Net income (expense) recognized on cash flow hedges |  | 0 | 0
Interest rate | Investment banking and debt placement fees | Fair Value Hedging |  |  |
Net gains (losses) on fair value hedging relationships |  |  |
Recognized on hedged items |  | 0 | 0
Recognized on derivatives designated as hedging instruments |  | 0 | 0
Net income (expense) recognized on fair value hedges |  | 0 | 0
Interest rate | Investment banking and debt placement fees | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Net income (expense) recognized on cash flow hedges |  | 1 | 0
Interest rate | Interest expense - deposits | Fair Value Hedging |  |  |
Net gains (losses) on fair value hedging relationships |  |  |
Recognized on hedged items |  |  | 0
Recognized on derivatives designated as hedging instruments |  |  | 0
Net income (expense) recognized on fair value hedges |  |  | 0
Interest rate | Interest expense - deposits | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Realized gains (losses) (pre-tax) reclassified from AOCI into net income |  | 0 | 0
Net income (expense) recognized on cash flow hedges |  | 0 | 0
Interest rate | Other income | Fair Value Hedging |  |  |
Net gains (losses) on fair value hedging relationships |  |  |
Recognized on hedged items |  | 0 | 0
Recognized on derivatives designated as hedging instruments |  | 0 | 0
Net income (expense) recognized on fair value hedges |  | 0 | 0
Interest rate | Other income | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Realized gains (losses) (pre-tax) reclassified from AOCI into net income |  | 0 | 0
Net income (expense) recognized on cash flow hedges |  | 0 | 0
Interest rate | Investment banking and debt placement fees | Cash Flow Hedging |  |  |
Net gain (loss) on cash flow hedging relationships |  |  |
Net Gains (Losses) Reclassified From OCI Into Income |  | $ 1 | $ 0
[1] | For the three months ended March 31, 2021, net securities gains (losses) totaled less than $1 million for the three months ended March 31, 2020, net securities gains (losses) totaled $4 million. For the three months ended March 31, 2021, and March 31, 2020, we did not have any impairment losses related to securities.

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- Definition Interest and fee income generated by loans the Entity intends and has the ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (1) industrial and agricultural; (2) real estate; and (3) real estate construction loans; (4) trade financing; (5) lease financing; (6) home equity lines-of-credit; (7) automobile and other vehicle loans; and (8) credit card and other revolving-type loans. Also includes interest income for leases held by the Entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.1) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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