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Common Stock - Schedule of Dividends (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Aug. 28, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Dividends declared (USD per share) |  | $ 1.530 | $ 0.030 | $ 0.030 | $ 0.025 | $ 0.025 | $ 0.025 | $ 1.590 | $ 0.075
Amount |  | $ 400,311 | $ 7,771 | $ 7,666 | $ 6,380 | $ 6,375 | $ 6,268 | $ 415,748 | $ 19,023
Dividends payable | $ 392,489 |  |  |  |  |  |  |  |
Stock options exercise price reduction (USD per share) | $ 1.50 |  |  |  |  |  |  |  |
Stock options exercise price, lower limit (USD per share) | $ 0.01 |  |  |  |  |  |  |  |

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