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Commitments and Contingencies Other Matters (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2019 USD ($)
Loss Contingencies [Line Items] |
Litigation Settlement, Amount Awarded to Other Party | $ 11
Insurance Settlement [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Receivable, Proceeds | $ 1

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- Definition Amount of cash inflow from the collection of receivables related to a loss contingency. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12053-110248 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3367-108585 + Details
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