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Earnings per Share Repurchase of Common Stock (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2015
Stock Repurchased and Retired During Period, Value | $ 260,000 | $ 2,690,000 | $ 10,400,000 | $ 2,070,000 | $ 18,830,000 | $ 9,060,000 |  |  |
10b5-1 share repurchase program [Member] |  |  |  |  |  |  |  |  |
Stock Repurchase Program, Authorized Amount | $ 250,000,000 |  |  |  |  |  | $ 250,000,000 |  | $ 50,000,000
Stock Repurchased and Retired During Period, Shares | 10,506 |  |  | 76,167 |  |  | 462,388 | 1,004,154 |
Stock Repurchased and Retired During Period, Value | $ 300,000 |  |  | $ 2,100,000 |  |  | $ 13,400,000 | $ 30,000,000 |
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 92,300,000 |  |  |  |  |  | $ 92,300,000 |  |

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