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Casualty, Environmental and Other Reserves (Tables) | 12 Months Ended
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Dec. 31, 2022
Casualty, Environmental and Other Reserves [Abstract] |
Schedule of Claims Activity | Activity related to casualty, environmental and other reserves is as follows:
| Casualty |  | Environmental |  | Other |  |
(Dollars in Millions) | Reserves |  | Reserves |  | Reserves |  | Total
December 31, 2019 | $ | 187 |  |  | $ | 74 |  |  | $ | 44 |  |  | $ | 305 |
Charged to Expense | 55 |  |  | 20 |  |  | 32 |  |  | 107 |
Payments | (46) |  |  | (18) |  |  | (34) |  |  | (98) |
December 31, 2020 | 196 |  |  | 76 |  |  | 42 |  |  | 314 |
Assumed in Acquisition of Quality Carriers | — |  |  | 29 |  |  | 33 |  |  | 62 |
Charged to Expense | 55 |  |  | 26 |  |  | 49 |  |  | 130 |
Payments | (71) |  |  | (23) |  |  | (44) |  |  | (138) |
December 31, 2021 | 180 |  |  | 108 |  |  | 80 |  |  | 368 |
Assumed in Acquisition of Pan Am | 19 |  |  | 36 |  |  | — |  |  | 55 |
Charged to Expense | 45 |  |  | 47 |  |  | 51 |  |  | 143 |
Payments | (50) |  |  | (30) |  |  | (50) |  |  | (130) |
December 31, 2022 | $ | 194 |  |  | $ | 161 |  |  | $ | 81 |  |  | $ | 436 |
Schedule of Balance Sheet Presentation 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.
| December 2022 |  | December 2021
(Dollars in Millions) | Current |  | Long-term |  | Total |  | Current |  | Long-term |  | Total
Casualty: |  |  |  |  |  |  |  |  |  |  |
Personal Injury | $ | 40 |  |  | $ | 86 |  |  | $ | 126 |  |  | $ | 37 |  |  | $ | 81 |  |  | $ | 118 |
Occupational | 10 |  |  | 58 |  |  | 68 |  |  | 7 |  |  | 55 |  |  | 62 |
Total Casualty | $ | 50 |  |  | $ | 144 |  |  | $ | 194 |  |  | $ | 44 |  |  | $ | 136 |  |  | $ | 180 |
Environmental | 53 |  |  | 108 |  |  | 161 |  |  | 37 |  |  | 71 |  |  | 108 |
Other | 41 |  |  | 40 |  |  | 81 |  |  | 37 |  |  | 43 |  |  | 80 |
Total | $ | 144 |  |  | $ | 292 |  |  | $ | 436 |  |  | $ | 118 |  |  | $ | 250 |  |  | $ | 368 |

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