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Variable Interest Entities (Tables) | 3 Months Ended
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Mar. 31, 2014
Text Block [Abstract] |
Summary Of Nonconsolidated VIEs Assets And Liabilities |
|  |  |  |  | March 31, 2014
|  |  |  |  |  |  |  |  |  |  | Carrying Value of Assets |  | Carrying Value of Liabilities
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Loss and Loss |  |  |
|  |  |  |  |  |  |  | Maximum |  |  |  |  |  |  |  |  |  | Unearned |  | Adjustment |  |  |
|  |  |  |  | VIE |  | Exposure |  |  |  |  | Premiums |  | Insurance Loss |  | Premium |  | Expense |  | Derivative
In millions |  | Assets |  | to Loss |  | Investments(1) |  | Receivable(2) |  | Recoverable(3) |  | Revenue(4) |  | Reserves(5) |  | Liabilities(6)
Insurance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Global structured finance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Collateralized debt obligations |  | $ | 9,371 |  | $ | 6,516 |  | $ | 125 |  | $ | 34 |  | $ | 0 |  | $ | 29 |  | $ | 15 |  | $ | 91
|  | Mortgage-backed residential |  |  | 16,247 |  |  | 8,537 |  |  | 12 |  |  | 50 |  |  | 639 |  |  | 48 |  |  | 327 |  |  | 5
|  | Mortgage-backed commercial |  |  | 634 |  |  | 332 |  |  | - |  |  | 1 |  |  | - |  |  | 1 |  |  | - |  |  | -
|  | Consumer asset-backed |  |  | 5,486 |  |  | 2,513 |  |  | - |  |  | 18 |  |  | - |  |  | 17 |  |  | 11 |  |  | -
|  | Corporate asset-backed |  |  | 11,481 |  |  | 6,069 |  |  | 1 |  |  | 67 |  |  | 18 |  |  | 82 |  |  | - |  |  | -
| Total global structured finance |  |  | 43,219 |  |  | 23,967 |  |  | 138 |  |  | 170 |  |  | 657 |  |  | 177 |  |  | 353 |  |  | 96
| Global public finance |  |  | 53,364 |  |  | 20,219 |  |  | - |  |  | 200 |  |  | - |  |  | 242 |  |  | 6 |  |  | -
Total insurance |  | $ | 96,583 |  | $ | 44,186 |  | $ | 138 |  | $ | 370 |  | $ | 657 |  | $ | 419 |  | $ | 359 |  | $ | 96
__________ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
(1) - Reported within "Investments" on MBIA's consolidated balance sheets.
(2) - Reported within "Premiums receivable" on MBIA's consolidated balance sheets.
(3) - Reported within "Insurance loss recoverable" on MBIA's consolidated balance sheets.
(4) - Reported within "Unearned premium revenue" on MBIA's consolidated balance sheets.
(5) - Reported within "Loss and loss adjustment expense reserves" on MBIA's consolidated balance sheets.
(6) - Reported within "Derivative liabilities" on MBIA's consolidated balance sheets.
|  |  |  |  | December 31, 2013
|  |  |  |  |  |  |  |  |  |  | Carrying Value of Assets |  | Carrying Value of Liabilities
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Loss and Loss |  |  |
|  |  |  |  |  |  |  | Maximum |  |  |  |  |  |  |  |  |  | Unearned |  | Adjustment |  |  |
|  |  |  |  | VIE |  | Exposure |  |  |  |  | Premiums |  | Insurance Loss |  | Premium |  | Expense |  | Derivative
In millions |  | Assets |  | to Loss |  | Investments(1) |  | Receivable(2) |  | Recoverable(3) |  | Revenue(4) |  | Reserves(5) |  | Liabilities(6)
Insurance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| Global structured finance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Collateralized debt obligations |  | $ | 12,565 |  | $ | 7,693 |  | $ | 120 |  | $ | 43 |  | $ | - |  | $ | 37 |  | $ | 21 |  | $ | 108
|  | Mortgage-backed residential |  |  | 21,738 |  |  | 9,251 |  |  | 10 |  |  | 53 |  |  | 658 |  |  | 51 |  |  | 327 |  |  | 5
|  | Mortgage-backed commercial |  |  | 1,367 |  |  | 447 |  |  | - |  |  | 1 |  |  | - |  |  | 1 |  |  | - |  |  | -
|  | Consumer asset-backed |  |  | 7,830 |  |  | 2,740 |  |  | 9 |  |  | 19 |  |  | - |  |  | 19 |  |  | 13 |  |  | -
|  | Corporate asset-backed |  |  | 13,028 |  |  | 7,248 |  |  | 2 |  |  | 80 |  |  | 18 |  |  | 96 |  |  | - |  |  | 0
| Total global structured finance |  |  | 56,528 |  |  | 27,379 |  |  | 141 |  |  | 196 |  |  | 676 |  |  | 204 |  |  | 361 |  |  | 113
| Global public finance |  |  | 52,317 |  |  | 20,162 |  |  | - |  |  | 206 |  |  | - |  |  | 248 |  |  | 5 |  |  | -
Total insurance |  | $ | 108,845 |  | $ | 47,541 |  | $ | 141 |  | $ | 402 |  | $ | 676 |  | $ | 452 |  | $ | 366 |  | $ | 113
__________ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
(1) - Reported within "Investments" on MBIA's consolidated balance sheets.
(2) - Reported within "Premiums receivable" on MBIA's consolidated balance sheets.
(3) - Reported within "Insurance loss recoverable" on MBIA's consolidated balance sheets.
(4) - Reported within "Unearned premium revenue" on MBIA's consolidated balance sheets.
(5) - Reported within "Loss and loss adjustment expense reserves" on MBIA's consolidated balance sheets.
(6) - Reported within "Derivative liabilities" on MBIA's consolidated balance sheets.

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- Definition Schedule Of Summary Of Nonconsolidated VIEs Assets And Liabilities [Text Block] + References No definition available. + Details
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