Schedule of debt |
| | | | | | | | | (in millions) | September 30, 2017 | | December 31, 2016 | 2.5% Senior Notes, due 2018 1 | $ | 399 |
| | $ | 398 |
| 3.3% Senior Notes, due 2020 2 | 697 |
| | 696 |
| 4.0% Senior Notes, due 2025 3 | 692 |
| | 691 |
| 4.4% Senior Notes, due 2026 4 | 892 |
| | 891 |
| 2.95% Senior Notes, due 2027 5 | 492 |
| | 492 |
| 6.55% Senior Notes, due 2037 6 | 396 |
| | 396 |
| Total debt | 3,568 |
| | 3,564 |
| Less: short-term debt including current maturities | — |
| | — |
| Long-term debt | $ | 3,568 |
| | $ | 3,564 |
|
| | 1 | Interest payments are due semiannually on February 15 and August 15, and as of September 30, 2017, the unamortized debt discount and issuance costs total $1 million. |
| | 2 | Interest payments are due semiannually on February 14 and August 14, and as of September 30, 2017, the unamortized debt discount and issuance costs total $3 million. |
| | 3 | Interest payments are due semiannually on June 15 and December 15, and as of September 30, 2017, the unamortized debt discount and issuance costs total $8 million. |
| | 4 | Interest payments are due semiannually on February 15 and August 15, and as of September 30, 2017, the unamortized debt discount and issuance costs total $8 million. |
| | 5 | Interest payments are due semiannually on January 22 and July 22, and as of September 30, 2017, the unamortized debt discount and issuance costs total $8 million. |
| | 6 | Interest payments are due semiannually on May 15 and November 15, and as of September 30, 2017, the unamortized debt discount and issuance costs total $4 million. |
|