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Casualty, Environmental and Other Reserves (Tables) | 6 Months Ended
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Jun. 30, 2021
Casualty, Environmental and Other Reserves [Abstract] |
Schedule of Casualty, Environmental and Other Reserves | Casualty, environmental and other reserves are provided for in the consolidated balance sheets as shown in the table below.
| June 30, 2021 |  | December 31, 2020
(Dollars in millions) | Current | Long-term | Total |  | Current | Long-term | Total
Casualty: |  |  |  |  |  |  |
Personal Injury | $ | 44 |  | $ | 85 |  | $ | 129 |  |  | $ | 38 |  | $ | 93 |  | $ | 131 |
Occupational | 7 |  | 55 |  | 62 |  |  | 11 |  | 54 |  | 65 |
Total Casualty | 51 |  | 140 |  | 191 |  |  | 49 |  | 147 |  | 196 |
Environmental | 30 |  | 47 |  | 77 |  |  | 23 |  | 53 |  | 76 |
Other | 21 |  | 23 |  | 44 |  |  | 18 |  | 24 |  | 42 |
Total | $ | 102 |  | $ | 210 |  | $ | 312 |  |  | $ | 90 |  | $ | 224 |  | $ | 314 |

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