| | In loss position for | |
| | Less than 12 months | | 12 months or more | |
| | | | Gross | | | | Gross | |
| | Estimated | | unrealized | | Estimated | | unrealized | |
| December 31 (In millions) | fair value | (a) | losses | (a)(b) | fair value | | losses | (b) |
| | | | | | | | | | | | | |
| 2013 | | | | | | | | | | | | |
| Debt | | | | | | | | | | | | |
| U.S. corporate | $ | 2,170 | | $ | (122) | | $ | 598 | | $ | (95) | |
| State and municipal | | 1,076 | | | (82) | | | 367 | | | (109) | |
| Residential mortgage-backed | | 232 | | | (11) | | | 430 | | | (37) | |
| Commercial mortgage-backed | | 396 | | | (24) | | | 780 | | | (58) | |
| Asset-backed | | 112 | | | (2) | | | 359 | | | (44) | |
| Corporate - non-U.S. | | 108 | | | (4) | | | 454 | | | (83) | |
| Government - non-U.S. | | 1,479 | | | (6) | | | 42 | | | (1) | |
| U.S. government and federal agency | | 229 | | | (27) | | | 254 | | | - | |
| Retained interests | | 2 | | | - | | | - | | | - | |
| Equity | | 253 | | | (44) | | | - | | | - | |
| Total | $ | 6,057 | | $ | (322) | | $ | 3,284 | | $ | (427) | |
| | | | | | | | | | | | | |
| 2012 | | | | | | | | | | | | |
| Debt | | | | | | | | | | | | |
| U.S. corporate | $ | 434 | | $ | (7) | | $ | 813 | | $ | (295) | |
| State and municipal | | 146 | | | (2) | | | 326 | | | (111) | |
| Residential mortgage-backed | | 98 | | | (1) | | | 691 | | | (118) | |
| Commercial mortgage-backed | | 37 | | | - | | | 979 | | | (95) | |
| Asset-backed | | 18 | | | (1) | | | 658 | | | (76) | |
| Corporate - non-U.S. | | 167 | | | (8) | | | 602 | | | (118) | |
| Government - non-U.S. | | 201 | | | (1) | | | 37 | | | (2) | |
| U.S. government and federal agency | | - | | | - | | | - | | | - | |
| Retained interests | | 3 | | | - | | | - | | | - | |
| Equity | | 26 | | | (3) | | | - | | | - | |
| Total | $ | 1,130 | | $ | (23) | | $ | 4,106 | | $ | (815) | |
| | | | | | | | | | | | | |
| | | | | | | | | | | | | |