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Stockholders' Equity - Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Nov. 30, 2020 | Oct. 31, 2020
Class of Stock [Line Items] |  |  |  |  |
Common stock, shares authorized (in shares) | 1,125,000,000 | 1,125,000,000 |  |  |
Common stock, shares issued (in shares) | 432,000,000.0 | 456,700,000 |  |  |
Common stock, par value (in dollars per share) | $ 0.20 | $ 0.20 |  |  |
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 432.0 million and 456.7 million shares issued, respectively | $ 86,403 | $ 91,346 |  |  |
Common stock dividend per common share | $ 0.20 | $ 0.12 | $ 0.12 |  |
Series B Preferred Stock |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Preferred stock, shares issued (in shares) | 2,500,000 | 2,500,000 |  |  |
Preferred stock liquidation preference (in dollars per share) | $ 100 |  |  |  |
Common stock, shares authorized (in shares) |  |  |  |  | 2,000,000
Common stock, shares issued (in shares) |  |  |  | 1,489,304 |
Common stock, par value (in dollars per share) |  |  |  | $ 45 |
Common stock, par value $0.20 per share, 1.125 billion shares authorized: 432.0 million and 456.7 million shares issued, respectively |  |  |  | $ 68,000 |
Series B Preferred Stock | Three Month LIBOR |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Preferred stock dividend rate (as a percentage) | 1.70% |  |  |  |
Common Stock |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Common stock, shares authorized (in shares) | 1,125,000,000 |  |  |  |
Common stock, shares issued (in shares) | 279,000,000 |  |  |  |
Common stock, par value (in dollars per share) | $ 0.20 |  |  |  |
Common stock shares outstanding (in shares) | 279,000,000 |  |  |  |
Common shares unissued but encumbered (in shares) | 41,000,000 |  |  |  |

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