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Pension and Profit Sharing - Plan Asset Allocation (Details) | Dec. 31, 2018 | Dec. 31, 2017
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Plan asset weighted average allocation | 100.00% | 100.00%
Equity Securities |  |
Plan asset weighted average allocation | 65.00% | 67.00%
Fixed Income Securities |  |
Plan asset weighted average allocation | 33.00% | 32.00%
Other Securities/Investments |  |
Plan asset weighted average allocation | 2.00% | 1.00%

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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=108410482&loc=d3e1928-114920 + Details
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