XML 36 R25.htm IDEA: XBRL DOCUMENT
v3.19.2

Variable Interest Entities (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2019
Text Block [Abstract] |
Summary Of Nonconsolidated VIEs Assets And Liabilities |
|  | June 30, 2019 |
|  |  |  |  | Carrying Value of Assets |  |  | Carrying Value of Liabilities |
In millions |  | Maximum Exposure to Loss |  |  | Investments (1) |  |  | Premiums Receivable (2) |  |  | Insurance Loss Recoverable (3) |  |  | Unearned Premium Revenue (4) |  |  | Loss and Loss Adjustment Expense Reserves (5) |
Insurance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Global structured finance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed residential |  | $ | 2,441 |  |  | $ | 16 |  |  | $ | 17 |  |  | $ | 98 |  |  | $ | 15 |  |  | $ | 426 |
Mortgage-backed commercial |  |  | 38 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Consumer asset-backed |  |  | 427 |  |  |  | - |  |  |  | 2 |  |  |  | 2 |  |  |  | 1 |  |  |  | 10 |
Corporate asset-backed |  |  | 1,114 |  |  |  | - |  |  |  | 8 |  |  |  | 862 |  |  |  | 9 |  |  |  | - |
Total global structured finance |  |  | 4,020 |  |  |  | 16 |  |  |  | 27 |  |  |  | 962 |  |  |  | 25 |  |  |  | 436 |
Global public finance |  |  | 2,169 |  |  |  | - |  |  |  | 8 |  |  |  | - |  |  |  | 10 |  |  |  | - |
Total insurance |  | $ | 6,189 |  |  | $ | 16 |  |  | $ | 35 |  |  | $ | 962 |  |  | $ | 35 |  |  | $ | 436 |
(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.
|  | December 31, 2018 |
|  |  |  |  | Carrying Value of Assets |  |  | Carrying Value of Liabilities |
In millions |  | Maximum Exposure to Loss |  |  | Investments (1) |  |  | Premiums Receivable (2) |  |  | Insurance Loss Recoverable (3) |  |  | Unearned Premium Revenue (4) |  |  | Loss and Loss Adjustment Expense Reserves (5) |
Insurance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Global structured finance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage-backed residential |  | $ | 3,103 |  |  | $ | 17 |  |  | $ | 19 |  |  | $ | 128 |  |  | $ | 17 |  |  | $ | 345 |
Mortgage-backed commercial |  |  | 52 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Consumer asset-backed |  |  | 560 |  |  |  | - |  |  |  | 3 |  |  |  | 1 |  |  |  | 2 |  |  |  | 12 |
Corporate asset-backed |  |  | 1,338 |  |  |  | - |  |  |  | 9 |  |  |  | 858 |  |  |  | 10 |  |  |  | - |
Total global structured finance |  |  | 5,053 |  |  |  | 17 |  |  |  | 31 |  |  |  | 987 |  |  |  | 29 |  |  |  | 357 |
Global public finance |  |  | 2,231 |  |  |  | - |  |  |  | 9 |  |  |  | - |  |  |  | 12 |  |  |  | - |
Total insurance |  | $ | 7,284 |  |  | $ | 17 |  |  | $ | 40 |  |  | $ | 987 |  |  | $ | 41 |  |  | $ | 357 |
(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.

X
- Definition Schedule Of Summary Of Nonconsolidated VIEs Assets And Liabilities [Text Block] + References No definition available. + Details
Name: | mbi_ScheduleOfSummaryOfNonConsolidatedViesAssetsAndLiabilitiesTableTextBlock
Namespace Prefix: | mbi_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TextBlockAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration