Equity and Accumulated Other Comprehensive Loss - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions |
1 Months Ended | 3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Apr. 30, 2026 |
Mar. 31, 2026 |
Feb. 28, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jan. 30, 2026 |
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| Stockholders' Equity Note [Abstract] | |||||||||
| Share repurchase program, authorized, amount | $ 25,000 | ||||||||
| Payments for repurchase of common stock | $ 1,000 | $ 2,500 | $ 3,500 | $ 0 | |||||
| Treasury stock, initial shares, acquired (in shares) | 17,993,226 | 45,116,772 | |||||||
| Shares acquired, average cost per share (in dollars per share) | $ 47.24 | $ 47.10 | $ 46.97 | $ 49.25 | |||||
| Treasury stock, additional shares, acquired (in shares) | 3,296,217 | 5,641,251 | |||||||
| Treasury stock, shares, acquired (in shares) | 21,289,443 | 50,758,023 | 72,047,466 | ||||||
| Share repurchase program, remaining authorized, amount | $ 21,500 | $ 21,500 | $ 21,500 | ||||||
| Shareholder plans (in shares) | 9,600,000 | ||||||||
| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The cash outflow to reacquire common stock during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Total cost of shares repurchased divided by the total number of shares repurchased. No definition available.
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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://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Treasury Stock, Additional Shares, Acquired No definition available.
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| X | ||||||||||
- Definition Treasury Stock, Initial Shares, Acquired No definition available.
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