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Employee Benefit Plans (Expected Future Employee Service) (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Retirement Benefits [Abstract]
2020	$ 6,489
2021	5,290
2022	5,815
2023	5,637
2024	5,245
2025-2029	$ 26,725

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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.

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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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