Employee Benefit and Deferred Compensation Plans (Details 2) $ in Thousands	Dec. 31, 2017 USD ($)
Pension Benefits
Defined benefit pension plan and post-retirement health and life plan
2018	$ 2,019
2019	2,036
2020	2,043
2021	2,048
2022	2,033
2023-2027	9,659
Other Benefits
Defined benefit pension plan and post-retirement health and life plan
2018	214
2019	182
2020	151
2021	148
2022	120
2023-2027	$ 386

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- Definition

Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in third fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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