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Common and Preferred Stock (Details) - USD ($) |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 17, 2020 | Dec. 01, 2015 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Nov. 06, 2014
Equity [Abstract] |  |  |  |  |  |
Increase in share repurchase authorized amount | $ 500,000,000.0 | $ 300,000,000.0 |  |  |  |
Authorized to be repurchased |  |  |  |  |  | $ 400,000,000.0
Purchase of common stock (in shares) |  |  | 876,423 | 388,953 | 1,273,961 |
Repurchase of common stock |  |  | $ 110,342,000 | $ 54,668,000 | $ 173,926,000 |
Remaining authorized repurchase amount |  |  | $ 712,000,000.0 |  |  |
Common stock, shares authorized (in shares) |  |  | 150,000,000 | 150,000,000 |  |
Common stock, par value (in dollars per share) |  |  | $ 0.01 | $ 0.01 |  |
Preferred stock, shares authorized (in shares) |  |  | 5,000,000 | 5,000,000 |  |
Preferred stock, par value (in dollars per share) |  |  | $ 0.01 | $ 0.01 |  |
Preferred stock, shares issued (in shares) |  |  | 0 | 0 |  |

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