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Commercial Mortgage Residual Interests (Securitizations) (Details) | 12 Months Ended
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Dec. 31, 2015 securitization
Commercial Mortgage Residual Interests [Abstract] |
Number of securitizations | 7

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- Definition Commercial Mortgage Residual Interests [Abstract] + References No definition available. + Details
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- Definition Number of Securitizations + References No definition available. + Details
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