Commitments and Contingencies - Pledged Assets and Funds in Trust (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]
AFS securities	$ 11,038	$ 9,111
Debt Securities, Trading, Restricted	54	75
Equity securities	46	30
Mortgage Loans	28,626
Investment funds	102	174
Derivative assets pledged as collateral	52	96
Mortgage loans, net of allowances		24,148
Other investments	142	130
Restricted cash	753	796
Total restricted assets	19,214	15,445
Other Commitments [Line Items]
Mortgage loans, net of allowances		24,148
Short-term investments	3	0
Asset Pledged as Collateral
Commitments and Contingencies Disclosure [Abstract]
Mortgage loans, net of allowances	7,024	5,033
Other Commitments [Line Items]
Mortgage loans, net of allowances	$ 7,024	$ 5,033

Derivative assets pledged as collateral

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Investment Funds Pledged as Collateral

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Mortgage Loans

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Other Investments Pledged as Collateral

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Short Term Investments Pledged as Collateral

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Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of restricted investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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Amount of restricted investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Cash and investments whose use in whole or in part is restricted for the long-term, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet.

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