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Equity (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2018
Class of Stock [Line Items] |  |  |  |
Repurchase of common stock authorized by Board of Directors |  |  |  | $ 60,000,000.0
Common stock repurchased (in shares) |  |  | 54,626 |
Common stock repurchased, value | $ 1,490,000 |  | $ 1,490,000 |
Common stock repurchased, average price per share (in dollars per share) |  |  | $ 27.79 |
Dividend rate (as a percent) |  | 6.50% |  |
Preferred stock dividends paid |  | $ 1,600,000 | $ 1,600,000 |
Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Common stock repurchased (in shares) | 55,000 | 0 | 55,000 |
Common stock repurchased, value | $ 0 |  | $ 0 |

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