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Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Millions | Total | Additional Paid-In Capital | Retained Earnings | Treasury Stock at Cost | Accumulated Other Comprehensive Income (Loss) | Noncontrolling Interests | Class A Common Stock Common Stock
--- | --- | --- | --- | --- | --- | --- | ---
Balance, beginning of period at Dec. 31, 2022 | $ 411 |  |  |  |  |  |
Redeemable Noncontrolling Interests |  |  |  |  |  |  |
Contributions from (distributions to) noncontrolling interests, net | (7) |  |  |  |  |  |
Net income | 17 |  |  |  |  |  |
Balance, end of period at Mar. 31, 2023 | 422 |  |  |  |  |  |
Balance, beginning of period at Dec. 31, 2022 |  | $ 39,412 | $ 51,609 | $ (7,517) | $ (2,611) | $ 684 | $ 51
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Share-based compensation |  | 293 |  |  |  |  |
Repurchases of common stock under repurchase program and employee plans |  | (521) | (1,688) |  |  |  | 0
Issuances of common stock under employee plans |  | 76 |  |  |  |  |
Other |  | 2 |  |  |  |  |
Dividends declared |  |  | (1,231) |  |  |  |
Net income | 3,834 |  | 3,834 |  |  |  |
Other comprehensive income (loss) | 711 |  |  |  | 713 | (3) |
Contributions from (distributions to) noncontrolling interests, net |  |  |  |  |  | 15 |
Net income (loss) | (67) |  |  |  |  | (84) |
Balance, end of period at Mar. 31, 2023 | $ 83,033 | 39,262 | 52,524 | (7,517) | (1,898) | 612 | 50
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) | $ 0.29 |  |  |  |  |  |
Balance, beginning of period at Dec. 31, 2023 | $ 241 |  |  |  |  |  |
Redeemable Noncontrolling Interests |  |  |  |  |  |  |
Contributions from (distributions to) noncontrolling interests, net | (10) |  |  |  |  |  |
Net income | 12 |  |  |  |  |  |
Balance, end of period at Mar. 31, 2024 | 243 |  |  |  |  |  |
Balance, beginning of period at Dec. 31, 2023 | 83,226 | 38,533 | 52,892 | (7,517) | (1,253) | 523 | 48
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Share-based compensation |  | 323 |  |  |  |  |
Repurchases of common stock under repurchase program and employee plans |  | (645) | (2,082) |  |  |  | 0
Issuances of common stock under employee plans |  | 62 |  |  |  |  |
Other |  | 1 |  |  |  |  |
Dividends declared |  |  | (1,243) |  |  |  |
Net income | 3,857 |  | 3,857 |  |  |  |
Other comprehensive income (loss) | (440) |  |  |  | (427) | (13) |
Contributions from (distributions to) noncontrolling interests, net |  |  |  |  |  | 81 |
Net income (loss) | (79) |  |  |  |  | (91) |
Balance, end of period at Mar. 31, 2024 | $ 83,049 | $ 38,274 | $ 53,425 | $ (7,517) | $ (1,680) | $ 500 | $ 48
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) | $ 0.31 |  |  |  |  |  |

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