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Financing Arrangements (Tables) | 12 Months Ended
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Dec. 31, 2019
Financing Arrangements |
Schedule of debt | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2019 | ​ | December 31, 2018 | ​
​ | ​ | Carrying | ​ | Fair | ​ | Carrying | ​ | Fair | ​
(in millions) |  | Amount |  | Value |  | Amount |  | Value |
3.2% senior notes due October 1, 2026 | ​ | $ | 497 | ​ | $ | 491 | ​ | $ | 496 | ​ | $ | 462 | ​
4.625% senior notes due November 1, 2020 | ​ | ​ | 400 | ​ | ​ | 399 | ​ | ​ | 399 | ​ | ​ | 409 | ​
6.625% senior notes due April 15, 2037 | ​ | ​ | 253 | ​ | ​ | 246 | ​ | ​ | 254 | ​ | ​ | 295 | ​
5.62% senior notes due March 25, 2020 | ​ | ​ | 200 | ​ | ​ | 200 | ​ | ​ | 200 | ​ | ​ | 205 | ​
Term loan credit agreement due April 25, 2019 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 165 | ​ | ​ | 165 | ​
Term loan credit agreement due April 12, 2021 | ​ | ​ | 405 | ​ | ​ | 405 | ​ | ​ | — | ​ | ​ | — | ​
Revolving credit facility | ​ | ​ | 10 | ​ | ​ | 10 | ​ | ​ | 418 | ​ | ​ | 418 | ​
Fair value adjustment related to hedged fixed rate debt instrument | ​ | ​ | 1 | ​ | ​ | — | ​ | ​ | (1) | ​ | ​ | — | ​
Long-term debt | ​ | ​ | 1,766 | ​ | ​ | 1,751 | ​ | ​ | 1,931 | ​ | ​ | 1,954 | ​
Short-term borrowings | ​ | ​ | 82 | ​ | ​ | 82 | ​ | ​ | 169 | ​ | ​ | 169 | ​
Total debt | ​ | $ | 1,848 | ​ | $ | 1,833 | ​ | $ | 2,100 | ​ | $ | 2,123 | ​
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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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