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Shareholders' Equity - Summary of Stock Repurchase Program (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Class A common stock |  |
Class of Stock [Line Items] |  |
Shares repurchased (in shares) | 4,052 |
Weighted average price per share (in USD per share) | $ 44.14 |
Total purchase price | $ 179 |
Class C capital stock |  |
Class of Stock [Line Items] |  |
Shares repurchased (in shares) | 18,161 | 4,944,000
Weighted average price per share (in USD per share) | $ 42.30 | $ 61.12
Total purchase price | $ 768 | $ 302

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