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Income Taxes - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Additional Information [Line Items] |  |  |
Pre-tax earnings from foreign operations | $ 462 | $ 677 | $ 293
Other comprehensive income (loss), provision (benefit) | 3,184 | 985 | (702)
Increase in valuation allowance | 91 |  |
Valuation allowance | 446 | 355 |
Accrued interest and penalties expense (benefit) related to income taxes included in income tax expense | (1) | (30) | $ 16
Unremitted earnings | 1,700 |  |
Amount of unrecognized deferred tax liability, bad debt reserve for tax purposes of qualified lender | 69 |  |
Bad debt reserve for tax purposes of qualified lender | 287 |  |
Foreign Tax Credit Carryforward |  |  |
Additional Information [Line Items] |  |  |
Increase in valuation allowance | 75 |  |
Net Operating State Losses And Interest Carryforwards |  |  |
Additional Information [Line Items] |  |  |
Increase in valuation allowance | 15 |  |
Internal Revenue Service (IRS) |  |  |
Additional Information [Line Items] |  |  |
Operating loss carryforwards | 13 | 25 |
Operating loss carryforwards, no expiration | 13 |  |
State and Local Jurisdiction |  |  |
Additional Information [Line Items] |  |  |
Operating loss carryforwards | 267 | 258 |
Foreign Tax Authority |  |  |
Additional Information [Line Items] |  |  |
Operating loss carryforwards | $ 166 | $ 91 |

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