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Earnings per Share Purchase of Common Stock (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Nov. 30, 2015
Stock Repurchased and Retired During Period, Value | $ 36,920,000 | $ 19,090,000 | $ 39,420,000 |
10b5-1 share repurchase program [Member] |  |  |  |
Stock Repurchase Program, Authorized Amount | $ 250,000,000 |  |  | $ 50,000,000
Stock Repurchased and Retired During Period, Shares | 1,264,088 | 596,084 | 1,582,049 |
Stock Repurchased and Retired During Period, Value | $ 36,900,000 | $ 19,100,000 | $ 39,400,000 |
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 105,700,000 |  |  |

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