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Share Repurchase Program (Details) - USD ($) $ in Thousands | 12 Months Ended | 17 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2019
Share Repurchase Program [Abstract] |  |  |
Stock Repurchase Program, Authorized Amount | $ 50,000 |  | $ 50,000
Treasury Stock, Shares, Acquired | 200,000 |  | 1,300,000
Treasury Stock, Value, Acquired, Cost Method | $ 5,150 | $ 25,709 | $ 30,900
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 19,100 |  | $ 19,100

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- Definition Share Repurchase Program [Abstract] + References No definition available. + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
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