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Contingencies (Schedule of Changes in Claims) (Details) - Asbestos Issue [Member] $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 USD ($) claims | Dec. 31, 2019 USD ($) claims | Dec. 31, 2018 USD ($) claims | Dec. 31, 2017 USD ($) claims | Dec. 31, 2016 USD ($) claims | Dec. 31, 2015 USD ($) claims
Loss Contingency Accrual [Roll Forward] |  |  |  |  |  |
Opening Number of Claims | 3,708 | 3,684 | 3,730 | 3,745 | 3,791 | 3,821
Claims Dismissed, Settled, or Resolved | 38 | 51 | 152 | 105 | 148 | 116
New Claims | 23 | 75 | 106 | 90 | 102 | 86
Closing Number of Claims | 3,693 | 3,708 | 3,684 | 3,730 | 3,745 | 3,791
Amounts Paid (thousands) to Settle or Resolve | $ | $ 47 | $ 25 | $ 100 | $ 55 | $ 758 | $ 164

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- Definition Amount of cash outflow reducing loss contingency liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
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- Definition The number of claims settled and dismissed during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 + Details
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