Basis of Presentation - Exchange Agreement with Chairman (Details) - USD ($) $ in Millions |
3 Months Ended | ||||
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Jan. 23, 2023 |
Jul. 19, 2022 |
Jun. 13, 2022 |
Mar. 31, 2023 |
Mar. 31, 2022 |
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| Series B common stock | |||||
| Shares converted | 54,247 | 211,255 | 215,647 | ||
| Common Class A And C | |||||
| Remaining authorized repurchase amount | $ 1,962 | ||||
| Number of shares repurchased | 459,000 | 5,700,000 | |||
| Value of stock repurchased | $ 40 | $ 843 | |||
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- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount remaining of a stock repurchase plan authorized. No definition available.
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- Definition Number of shares that have been repurchased and retired during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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