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Common Stock (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended | 249 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 26, 2022 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Dec. 31, 2021
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Common stock, outstanding |  | 49,364,981 |  | 49,364,981 |  | 49,364,981 | 53,299,738
Common stock, issued |  | 76,426 | 36,044 | 171,757 | 127,287 |  |
Common stock, dividend, per share (in dollars per share) |  | $ 0.13 |  |  |  |  |
Stock repurchase, authorized amount (in US dollars) |  | $ 1,650,000,000 |  | $ 1,650,000,000 |  | $ 1,650,000,000 |
Number of shares repurchased |  |  |  | 4,100,000 |  | 23,300,000 |
Stock repurchased (in US dollars) |  | 272,507,000 | $ 125,113,000 | $ 454,317,000 | $ 138,030,000 | $ 1,550,000,000 |
Remaining authorized repurchase amount (in US dollars) |  | $ 96,100,000 |  | $ 96,100,000 |  | $ 96,100,000 |
Subsequent Event |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Increase in quarterly dividend (in dollars per share) | $ 0.15 |  |  |  |  |  |
Stock repurchase, authorized amount (in US dollars) | $ 500,000,000 |  |  |  |  |  |

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