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v3.19.2

Pension and Postretirement Plans (Asset Allocation) (Details 2) - Defined Benefit Pension Plans [Member] | Jun. 30, 2019 | Dec. 31, 2018
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Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan Assets Allocation (Percent) | 100.00% | 100.00%
U.S. equities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan Assets Allocation (Percent) | 55.00% | 53.00%
U.S. stock index fund [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan Assets Allocation (Percent) | 26.00% | 28.00%
U.S. fixed income [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan Assets Allocation (Percent) | 13.00% | 13.00%
International equities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan Assets Allocation (Percent) | 6.00% | 6.00%

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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