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Supplemental Financial Information - Noncash Activities (Details) - USD ($) $ / shares in Units, $ in Billions | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Property and equipment and intangible assets accrued but not yet paid | $ 2.0 | $ 2.1
Dividends payable | $ 1.2 | $ 1.2
Dividends payable (in dollars per share) | $ 0.31 | $ 0.29

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