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Accumulated Other Comprehensive Income | 6 Months Ended
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Jun. 30, 2013
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Accumulated Other Comprehensive Income [Text Block] | MBIA Inc. and Subsidiaries Notes to Consolidated Financial Statements (Unaudited) Note 13: Accumulated Other Comprehensive Income Note 13: Accumulated Other Comprehensive Income T h e f o ll o w i n g t ab l e p r e s e n t s t h e changes in the c o m ponents of AOCI f o r t h e six months ended June 30, 2013:
|  |  |  | Unrealized |  |  |  |  |
|  |  |  | Gains (Losses) |  |  |  |  |
|  |  |  | on AFS |  | Foreign Currency |  |  |
| In millions |  | Securities, Net |  | Translation, Net |  | Total |
| Balance, January 1, 2013 |  | $ | 43 |  | $ | 13 |  | $ | 56 |
|  | Other comprehensive income before reclassifications |  |  | (88) |  |  | (39) |  |  | (127) |
|  | Amounts reclassified from AOCI |  |  | (15) |  |  | 0 |  |  | (15) |
| Net current period other comprehensive income (loss) |  |  | (103) |  |  | (39) |  |  | (142) |
| Balance, June 30, 2013 |  | $ | (60) |  | $ | (26) |  | $ | (86) |
T h e f o ll o w i n g t ab l e p r e s e n t s t h e details of the reclassifications from AOCI f o r t h e six months ended June 30, 2013:
| In millions |  |  |  |  |
|  |  |  | Amounts |  |  |
|  |  |  | Reclassified |  |  |
| Details about AOCI Components |  | from AOCI |  | Affected Line Item on the Consolidated Statements of Operations |
| Unrealized gains (losses) on AFS securities: |  |  |  |  |  |
|  |  |  |  |  |  | Net gains (losses) on financial instruments at fair value |
|  | Realized gain on sale of securities |  | $ | 26 |  | and foreign exchange |
|  | Amortization on securities |  |  | (3) |  | Net investment income |
|  |  |  |  | 23 |  | Income (loss) before income taxes |
|  |  |  |  | 8 |  | Provision (benefit) for income taxes |
| Total reclassifications for the period |  | $ | 15 |  | Net income (loss) |

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- Definition The entire discuosure for Accumulative Other Comprehensive Income + References No definition available. + Details
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