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Employee Benefit Plans (Schedule of Target Asset Allocations) (Details) | 12 Months Ended
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Dec. 31, 2015
Cash and Cash Equivalents [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Defined Benefit Plan, Target Plan Asset Allocations | 5.00%
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum | 0.00%
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum | 20.00%
Fixed Income Securities [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Defined Benefit Plan, Target Plan Asset Allocations | 40.00%
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum | 30.00%
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum | 50.00%
Equity Securities [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Defined Benefit Plan, Target Plan Asset Allocations | 55.00%
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum | 45.00%
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum | 65.00%

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- Definition Target allocation of investments of this type to total plan assets presented on a weighted average basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2446-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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