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Commitments and Contingencies (Claims for Asbestos) (Details) - claim | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract] |  |
Claims outstanding as of January 1 | 745 | 687
New claims filed | 251 | 275
Pending claims concluded | (404) | (217)
Claims outstanding as of December 31 | 592 | 745

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