Employee Benefit Plans - Estimated Future Benefit Payments (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Retirement Benefits [Abstract]
2019	$ 7,636
2020	5,005
2021	5,001
2022	4,953
2023	4,801
Thereafter	23,374
Estimated future benefit payments	$ 50,770

Defined Benefit Plan, Expected Future Benefit Payment

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- Definition

Defined Benefit Plan, Expected Future Benefit Payment, Thereafter

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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- Definition

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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