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Business Developments And Risks And Uncertainties (Assets And Liabilities Held For Sale) (Detail) $ in Millions | Dec. 31, 2014 USD ($)
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Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | $ 802
Liabilities held for sale | 772
Investments At Fair Value [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | 6
Cash And Cash Equivalents [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | 15
Facility [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | 26
Other Assets [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | 4
Cash [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | 40
Loans Receivable [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Assets held for sale | 711
Other Liabilities [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Liabilities held for sale | 18
Variable Interest Entities Notes [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Liabilities held for sale | 431
Payable For Loans Purchased [Member] |
Assets And Liabilities Held For Sale By Major Category [Line Items] |
Liabilities held for sale | $ 323

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