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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Stockholders' Equity Note [Abstract] |  |  |  |  |  |  |  |  |  |  |
Repurchase of treasury stock (in shares) |  |  |  |  |  |  |  |  | 1,897,322 | 1,066,409 |
Shares withheld for tax withholding obligations for the vesting of restricted stock awards (in shares) |  |  |  |  |  |  |  |  | 227,208 | 132,021 |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased | 700,000 |  |  |  |  |  |  |  | 700,000 |  |
Remaining number of shares authorized to be repurchased (in shares) | 413,833 |  |  |  |  |  |  |  | 413,833 |  |
Payments of Dividends [Abstract] |  |  |  |  |  |  |  |  |  |  |
Dividends declared per share of common stock (in dollars per share) | $ 0.30 | $ 0.30 | $ 0.30 | $ 0.30 | $ 0.20 | $ 0.20 | $ 0.20 | $ 0.20 |  |  |
Dividends paid |  |  |  |  |  |  |  |  | $ 48,622 | $ 33,408 | $ 65,768
Dividends, Common Stock, Cash |  |  |  |  |  |  |  |  | $ (48,600) | $ (33,400) |
Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract] |  |  |  |  |  |  |  |  |  |  |
Preferred stock, authorized (in shares) | 20,000,000 |  |  |  | 20,000,000 |  |  |  | 20,000,000 | 20,000,000 |

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