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v3.22.2.2

Commitments, contingencies, and guarantees Commitments, Contingencies, And Guarantees (Collateral pledged under repurchase agreements) (Details) - USD ($) $ in Millions | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Repurchase agreements |  | $ 2,417 | $ 1,406
Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 2,529 | 1,420
Cash [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 76 | 29
U.S. Treasury / Agency | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 102 | 103
Mortgage-backed securities | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 2,351 | 1,288
Repurchase Agreements [Member] |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Secured Borrowings, Gross, Difference, Amount | [1] | 112 | 14
Maturity Less than 30 Days [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 416 |
Maturity Less than 30 Days [Member] | Cash [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 66 |
Maturity Less than 30 Days [Member] | U.S. Treasury / Agency | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 0 |
Maturity Less than 30 Days [Member] | Mortgage-backed securities | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 350 |
Maturity 30 to 90 Days [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 1,642 | 103
Maturity 30 to 90 Days [Member] | Cash [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 10 | 0
Maturity 30 to 90 Days [Member] | U.S. Treasury / Agency | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 102 | 103
Maturity 30 to 90 Days [Member] | Mortgage-backed securities | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 1,530 | 0
Maturity Greater than 90 Days [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 471 | 1,317
Maturity Greater than 90 Days [Member] | Cash [Member] | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 0 | 29
Maturity Greater than 90 Days [Member] | U.S. Treasury / Agency | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | 0 | 0
Maturity Greater than 90 Days [Member] | Mortgage-backed securities | Asset Pledged as Collateral without Right |  |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |  |
Assets pledged under repurchase agreements |  | $ 471 | $ 1,288
[1] | Per the repurchase agreements, the amount of collateral posted is required to exceed the amount of gross liability.

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- Definition Amount, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity), and investment in debt security measured at fair value with change in fair value recognized in net income (trading). + References No definition available. + Details
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- Definition Carrying value, as of the balance sheet date, of securities sold under agreements to repurchase where the transferor maintains effective control over the assets, accounting for them as secured debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729 + Details
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