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Dividends (Tables) | 12 Months Ended
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Dec. 31, 2020
Dividends [Abstract] |
Dividends Paid In Total And Per Share | The following table presents shareholder dividends paid:
| Year Ended December 31,
| 2020 |  | 2019 |  | 2018
| (Amounts in thousands, except per share data)
Total paid | $ | 139,640 |  |  | $ | 139,071 |  |  | $ | 138,478 |
Per share paid | $ | 2.5225 |  |  | $ | 2.5125 |  |  | $ | 2.5025 |

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