Earnings and Dividends Per Common Share, Earnings Per Common Share Calculations (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Earnings Per Share Reconciliation [Abstract] | ||||
| Wells Fargo net income (loss) | $ 6,407 | $ 5,494 | $ 11,660 | $ 10,388 |
| Preferred stock dividends and other | 247 | 280 | 500 | 558 |
| Wells Fargo net income (loss) applicable to common stock | $ 6,160 | $ 5,214 | $ 11,160 | $ 9,830 |
| Earnings per common share | ||||
| Average common shares outstanding (denominator) (in shares) | 3,044.0 | 3,232.7 | 3,061.9 | 3,256.4 |
| Per share (in dollars per share) | $ 2.02 | $ 1.61 | $ 3.64 | $ 3.02 |
| Diluted earnings per common share | ||||
| Average common shares outstanding (in shares) | 3,044.0 | 3,232.7 | 3,061.9 | 3,256.4 |
| Add: Stock-based compensation awards (in shares) | 30.6 | 34.3 | 34.1 | 37.8 |
| Diluted average common shares outstanding (denominator) (in shares) | 3,074.6 | 3,267.0 | 3,096.0 | 3,294.2 |
| Per share (in dollars per share) | $ 2.00 | $ 1.60 | $ 3.60 | $ 2.98 |
| Earnings per share, diluted, share-based payment award, method [Extensible Enumeration] | Treasury stock method [Member] | Treasury stock method [Member] | Treasury stock method [Member] | Treasury stock method [Member] |
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Indicates method used to calculate diluted earnings per share (EPS) for dilutive share-based payment award. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate value of preferred stock dividends and other adjustments necessary to derive net income apportioned to common stockholders. Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef
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| X | ||||||||||
- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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