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Casualty, Environmental and Other Reserves (Tables)

6 Months Ended

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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Casualty, Environmental and Other Reserves [Abstract]

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Tabular disclosure of the loss contingencies that were reported in the period or disclosed as of the balance sheet date.

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