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Earnings (Loss) Per Common Share and Stockholders' Equity (Share Repurchase Program and Treasury Stock) (Details) - USD ($) $ / shares in Units, $ in Millions |  | 3 Months Ended | 29 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 17, 2023 | Mar. 31, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Nov. 11, 2022 | Nov. 19, 2021
Class of Stock [Line Items] |  |  |  |  |  |
Share repurchase program, authorized amount |  |  |  |  | $ 400.0 | $ 500.0
Treasury stock acquired, shares (in shares) |  | 2,400,000 | 31,200,000 |  |  |
Treasury stock acquired, average price per common share (in dollars per share) |  |  | $ 34.76 |  |  |
Stock repurchase program, remaining authorized repurchase amount |  | $ 276.0 | $ 276.0 |  |  |
Treasury stock, shares (in shares) |  | 31,809,876 | 31,809,876 | 24,590,353 |  |
Treasury stock, carrying value |  | $ 1,075.0 | $ 1,075.0 | $ 823.1 |  |
Accelerated Share Repurchase (ASR) |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Share repurchase program, authorized amount | $ 200.0 |  |  |  |  |
Treasury stock acquired, shares (in shares) | 4,800,000 |  |  |  |  |
Treasury stock, acquired, percentage | 80.00% |  |  |  |  |
Treasury stock acquired, average price per common share (in dollars per share) | $ 33.12 |  |  |  |  |

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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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