Consolidated Statements of Changes in Common Shareholders' Equity - USD ($) $ in Millions |
Common Stock [Member] |
Treasury Stock, Common [Member] |
Additional Paid-in Capital [Member] |
Retained Earnings [Member] |
AOCI Attributable to Parent [Member] |
[1] | Total |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance (in shares) at Dec. 31, 2020 | 1,112,200,000 | (440,900,000) | ||||||||||
| Balance at Dec. 31, 2020 | $ 2,781 | $ (40,420) | $ 4,864 | $ 51,326 | $ (1,593) | $ 16,958 | ||||||
| Net income | 0 | 0 | 6,523 | 0 | 6,523 | |||||||
| Other comprehensive income/(loss) | $ 0 | 0 | 0 | 679 | 679 | [2] | ||||||
| Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) | 200,000 | 600,000 | ||||||||||
| Conversion, stock option exercises, forfeitures, ESPP, and other | $ 0 | $ 1 | 91 | 0 | 0 | 92 | ||||||
| Share repurchase programs (Note 18) (in shares) | 0 | (33,300,000) | ||||||||||
| Share repurchase programs (Note 18) | $ 0 | $ (7,315) | 24 | 0 | 0 | (7,291) | ||||||
| Cash dividends declared | $ 0 | $ 0 | 0 | (2,800) | 0 | (2,800) | ||||||
| Balance (in shares) at Dec. 31, 2021 | 1,112,400,000 | (473,600,000) | ||||||||||
| Balance at Dec. 31, 2021 | $ 2,781 | $ (47,734) | 4,979 | 55,049 | (914) | 14,161 | ||||||
| Net income | 0 | 0 | 6,998 | 0 | 6,998 | |||||||
| Other comprehensive income/(loss) | $ 0 | 0 | 0 | 332 | 332 | [2] | ||||||
| Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) | 200,000 | 500,000 | ||||||||||
| Conversion, stock option exercises, forfeitures, ESPP, and other | $ 1 | $ 0 | 113 | 0 | 0 | $ 114 | ||||||
| Share repurchase programs (Note 18) (in shares) | 0 | (27,100,000) | (27,106,890) | |||||||||
| Share repurchase programs (Note 18) | $ 0 | $ (6,270) | (12) | 0 | 0 | $ (6,282) | ||||||
| Cash dividends declared | $ 0 | $ 0 | 0 | (3,160) | 0 | (3,160) | ||||||
| Balance (in shares) at Dec. 31, 2022 | 1,112,600,000 | (500,200,000) | ||||||||||
| Balance at Dec. 31, 2022 | $ 2,782 | $ (54,004) | 5,080 | 58,887 | (582) | 12,163 | ||||||
| Net income | 0 | 0 | 0 | 6,379 | 0 | 6,379 | ||||||
| Other comprehensive income/(loss) | $ 0 | $ 0 | 0 | 0 | (32) | (32) | [2] | |||||
| Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) | 300,000 | 500,000 | ||||||||||
| Conversion, stock option exercises, forfeitures, ESPP, and other | $ 0 | $ 50 | 113 | 0 | 0 | $ 163 | ||||||
| Share repurchase programs (Note 18) (in shares) | 0 | (3,500,000) | (3,515,284) | |||||||||
| Share repurchase programs (Note 18) | $ 0 | $ (712) | 0 | 0 | 0 | $ (712) | ||||||
| Cash dividends declared | $ 0 | $ 0 | 0 | (3,173) | 0 | (3,173) | ||||||
| Balance (in shares) at Dec. 31, 2023 | 1,112,900,000 | (503,200,000) | ||||||||||
| Balance at Dec. 31, 2023 | $ 2,782 | $ (54,666) | $ 5,193 | $ 62,093 | $ (614) | $ 14,788 | ||||||
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| X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period including amount paid in excess. Recorded using the cost method. No definition available.
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| X | ||||||||||
- Definition Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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/disclosureRef
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| X | ||||||||||
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
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| X | ||||||||||
- Definition Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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