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Casualty, Environmental and Other Reserves (Tables) | 9 Months Ended
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Sep. 30, 2022
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.
| September 30, 2022 |  | December 31, 2021
(Dollars in millions) | Current | Long-term | Total |  | Current | Long-term | Total
Casualty: |  |  |  |  |  |  |
Personal Injury | $ | 31 |  | $ | 95 |  | $ | 126 |  |  | $ | 37 |  | $ | 81 |  | $ | 118 |
Occupational | 7 |  | 57 |  | 64 |  |  | 7 |  | 55 |  | 62 |
Total Casualty | 38 |  | 152 |  | 190 |  |  | 44 |  | 136 |  | 180 |
Environmental | 40 |  | 116 |  | 156 |  |  | 37 |  | 71 |  | 108 |
Other | 35 |  | 49 |  | 84 |  |  | 37 |  | 43 |  | 80 |
Total | $ | 113 |  | $ | 317 |  | $ | 430 |  |  | $ | 118 |  | $ | 250 |  | $ | 368 |

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- Definition Tabular disclosure of the loss contingencies that were reported in the period or disclosed as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124440162&loc=d3e12053-110248 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349 + Details
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