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Earnings (Loss) Per Share (Narrative) (Details) - USD ($) $ in Millions | 9 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021
Earnings Per Share [Abstract] |  |
Treasury stock, shares, acquired (in shares) | 890,000 | 377,615
Purchase of treasury stock | $ 39 | $ 18

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