Summary of Significant Accounting Policies - Schedule of Reconciliation of Net Income Used in Computing Basic and Diluted Net Income Per Share of Common Stock and Basic to Diluted Weighted Average Shares Used in Computing Net Income Per Share of Common Stock (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Accounting Policies [Abstract] | ||||
| Net income (loss) attributable to common stockholders | $ 3,292 | $ 1,618 | $ 8,869 | $ 3,198 |
| Less: Buy-out of noncontrolling interest | 0 | 0 | 8 | 0 |
| Net income (loss) used in computing net income per share of common stock | 3,292 | 1,618 | 8,861 | 3,198 |
| Less: Dilutive convertible debt | 0 | (1) | (1) | (8) |
| Net income (loss) used in computing diluted net income (loss) per share of common stock | $ 3,292 | $ 1,619 | $ 8,862 | $ 3,206 |
| X | ||||||||||
- Definition Buy-out of noncontrolling interest. No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise of dilutive convertible securities excluding adjustments related to ESOP convertible preferred stock, stock options, and restrictive stock units. No definition available.
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|