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Shareholders' Equity Repurchase Activity (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended
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Jun. 30, 2025 | Mar. 31, 2025 | Jun. 30, 2024 | Mar. 31, 2024
Repurchase Activity [Abstract] |  |  |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased | $ 2,500 |  |  |
Treasury Stock Shares Acquired From Inception | 305.0 |  |  |
Treasury Stock Value Acquired Cost Method From Inception | $ 11,600 |  |  |
Shareholders' Equity Activity Summarization [Line Items] |  |  |  |
Stock Repurchased During Period, Shares | 12.0 |  | 6.9 |
Stock Repurchased During Period, Value | $ (252) | $ (252) | $ (251) | $ (250)
Treasury Stock, Common |  |  |  |
Shareholders' Equity Activity Summarization [Line Items] |  |  |  |
Stock Repurchased During Period, Value | $ 252 | $ 252 | $ 251 | $ 250

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