CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions |
Dec. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Debt Securities held to maturity, estimated fair value | $ 1,215 | $ 1,372 |
| Debt Securities, Available-for-sale, Amortized Cost | $ 26,092 | $ 22,332 |
| Preferred stock, shares authorized | 10,000,000 | 10,000,000 |
| Preferred Stock, Par or Stated Value Per Share | $ 1.00 | $ 1.00 |
| Common stock, shares authorized | 3,000,000,000 | 3,000,000,000 |
| Common stock, par or stated value per share | $ 0.01 | $ 0.01 |
| Common stock, shares, issued | 1,001,507,052 | 998,278,188 |
| Treasury stock, shares | 41,032,676 | 41,032,676 |
| Noncumulative Preferred Stock [Member] | ||
| Preferred stock, shares issued | 1,850,000 | 1,500,000 |
| Recurring Fair Value Measurements [Member] | ||
| Loans held for sale | $ 1,446 | $ 439 |
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables. No definition available.
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- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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