Stockholders' Equity - Changes in Common Shares and Treasury Stock (Details) - USD ($) |
Sep. 30, 2022 |
Dec. 31, 2021 |
Dec. 31, 2019 |
|---|---|---|---|
| Class of Stock [Line Items] | |||
| Common stock, shares authorized | 6,000,000,000 | ||
| Preferred stock, shares authorized | 1,000,000,000 | ||
| Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased | 3,000,000,000 | ||
| December 2018 Share Repurchase Program | |||
| Class of Stock [Line Items] | |||
| Stock repurchase program, authorized amount | $ 2,000,000,000 | ||
| December 2021 Share Repurchase Program | |||
| Class of Stock [Line Items] | |||
| Stock repurchase program, authorized amount | $ 3,500,000,000 |