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Equity - Stock Repurchases (Details) $ in Millions | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 28, 2024 shares | Feb. 28, 2023 shares | Dec. 31, 2024 USD ($) transaction shares | Dec. 31, 2023 USD ($) shares | Dec. 31, 2022 USD ($) shares | Jun. 22, 2022 shares | Jan. 29, 2020 shares
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Remaining shares available under repurchase program (in shares) |  |  | 12,000,000 |  |  |  |
ARS agreement transactions | transaction |  |  | 2 |  |  |  |
Total cash utilized | $ |  |  | $ 3,301 | $ 3,301 | $ 12,004 |  |
2022 Repurchase Program |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Shares authorized to be repurchased (in shares) |  |  |  |  |  | 30,000,000 |
Shares authorized to be repurchased as percentage of outstanding common stock (as a percent) |  |  |  |  |  | 9.00% |
2020 Repurchase Program |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Shares authorized to be repurchased (in shares) |  |  |  |  |  |  | 30,000,000
Shares authorized to be repurchased as percentage of outstanding common stock (as a percent) |  |  |  |  |  |  | 12.00%
Stock Repurchases |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Stock repurchased during period (in shares) | 200,000 | 400,000 | 6,700,000 | 8,600,000 | 33,500,000 |  |
Total cash utilized | $ |  |  | $ 3,300 | $ 3,300 | $ 12,000 |  |

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- Definition Number of shares authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
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