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Stockholders' Equity (Share Buyback Program) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Jun. 30, 2024 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Nov. 04, 2024 | Jun. 03, 2024
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method | $ 34,958 | $ 8,498 | $ 50,000 | $ 129 | $ 8,015 |  |  |  |
November 2014 Share Repurchase Plan |  |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |
Stock buyback program, authorized amount |  |  |  |  |  |  |  | $ 385,000 |
Increase authorized for share buyback program |  |  |  |  |  |  |  |  | $ 50,000
Treasury Stock, Shares, Acquired | 797,038 |  | 1,072,041 |  |  | 1,004,326 | 1,338,757 |  |
Treasury Stock, Value, Acquired, Cost Method | $ 35,000 |  | $ 50,000 |  |  | $ 43,500 | $ 58,100 |  |
Subsequent Event [Member] | November 2014 Share Repurchase Plan |  |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |
Increase authorized for share buyback program |  |  |  |  |  |  |  | $ 50,000 |

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- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References No definition available. + Details
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