Collateralized Transactions (Assets Loaned or Pledged) (Details) - USD ($) $ in Millions |
Dec. 31, 2018 |
Dec. 31, 2017 |
|---|---|---|
| Collateralized Transactions | ||
| Trading assets | $ 39,430 | $ 31,324 |
| Loans (gross of allowance for loan losses) | 0 | 228 |
| Total | $ 39,430 | $ 31,552 |
| X | ||||||||||
- Definition Sum of the carrying amounts as of the date of the latest financial statement presented of trading securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party. No definition available.
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| X | ||||||||||
- References No definition available.
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- Definition The sum of the carrying amounts, as of the date of the latest financial statement presented, of loans receivable which are owned but transferred to serve as collateral for the payment of related debt obligations, primarily secured borrowings and repurchase agreements, and for which the transferees are not permitted to sell or re-pledge them to an unrelated party. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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