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Debt (Tables) | 12 Months Ended
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Dec. 31, 2014
Debt Disclosure [Abstract] |
Long-term debt |
|  |  | As of December 31, |
| In millions |  | 2014 |  | 2013 |
| 6.400% Senior Notes due 2022 (1) |  | $ | 266 |  | $ | 266 |
| 7.000% Debentures due 2025 |  |  | 56 |  |  | 56 |
| 7.150% Debentures due 2027 |  |  | 100 |  |  | 100 |
| 6.625% Debentures due 2028 |  |  | 141 |  |  | 141 |
| 5.700% Senior Notes due 2034 (2) |  |  | 21 |  |  | 21 |
| Accrued interest |  |  | 8 |  |  | 8 |
|  |  |  | 592 |  |  | 592 |
| 14% Surplus Notes due 2033 (3) |  |  | 940 |  |  | 940 |
| Accrued interest |  |  | 278 |  |  | 170 |
| Total |  | $ | 1,810 |  | $ | 1,702 |
| ________________ |  |  |  |  |  |
| (1) - Callable on or after August 15, 2006 at 100.00. |
| (2) - Callable anytime at the greater of 100.00 or the present value of the remaining scheduled |
| payments of principal and interest. |
| (3) - Callable on or after January 15, 2018 and every fifth anniversary thereafter at 100.00. |
Aggregate maturity of debt obligations |
In millions |  | 2015 |  | 2016 |  | 2017 |  | 2018 |  | 2019 |  | Thereafter |  | Total
Corporate debt |  | $ | - |  | $ | - |  | $ | - |  | $ | - |  | $ | - |  | $ | 584 |  | $ | 584
14% Surplus Notes due 2033 (1) |  |  | - |  |  | - |  |  | - |  |  | 940 |  |  | - |  |  | - |  |  | 940
Total debt obligations due |  | $ | - |  | $ | - |  | $ | - |  | $ | 940 |  | $ | - |  | $ | 584 |  | $ | 1,524
__________ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
(1) - Callable on or after January 15, 2018 and every fifth anniversary thereafter at 100.00.
Principal payments due under investment agreement obligations |
|  |  | Principal |
| In millions |  | Amount |
| Maturity date: |  |  |  |
| 2015 |  | $ | 39 |
| 2016 |  |  | 40 |
| 2017 |  |  | 56 |
| 2018 |  |  | 17 |
| 2019 |  |  | 8 |
| Thereafter |  |  | 455 |
| Total expected principal payments (1) |  | $ | 615 |
| Less discount and other adjustments (2) |  |  | 68 |
| Total |  | $ | 547 |
| ________________ |  |  |
| (1)- Amounts reflect principal due at maturity for investment agreements issued at a discount. |
| (2)- Includes discounts of $75 million on investment agreements, net of accrued interest of $7 million. |
Principal payments due under medium-term note obligations based on contractual maturity |
|  |  | Principal |
| In millions |  | Amount |
| Maturity date: |  |  |  |
| 2015 |  | $ | 102 |
| 2016 |  |  | 119 |
| 2017 |  |  | 53 |
| 2018 |  |  | 59 |
| 2019 |  |  | 61 |
| Thereafter |  |  | 1,152 |
| Total expected principal payments (1) |  | $ | 1,546 |
| Less discount and other adjustments (2) |  |  | 345 |
| Total |  | $ | 1,201 |
| ________________ |  |  |
| (1)- Amounts reflect principal due at maturity for notes issued at a discount or premium. |
| (2)- Includes discounts of $306 million, fair value adjustments of $45 million, net of accrued interest of $6 million. |
Maturity of VIE notes, by segment |
| In millions |  |  |
| Maturity date: |  |  |  |
| 2015 |  | $ | 471 |
| 2016 |  |  | 336 |
| 2017 |  |  | 346 |
| 2018 |  |  | 321 |
| 2019 |  |  | 299 |
| Thereafter |  |  | 3,031 |
| Total |  | $ | 4,804 (1) |
| _______________ |  |  |  |
| (1) - Includes $2.0 billion of VIE notes accounted for at fair value as of December 31, 2014.

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