Benefit Plans - Estimated Future Benefit Payments (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Pension Benefits
Benefit payments expected to be paid over the next ten years
2020	$ 16,120
2021	15,902
2022	15,580
2023	15,176
2024	14,739
2025 to 2029	69,769
Other Benefits
Benefit payments expected to be paid over the next ten years
2020	1,205
2021	1,315
2022	1,410
2023	1,487
2024	1,546
2025 to 2029	$ 8,085

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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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 715
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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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