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Pension Plans (Expected Future Benefit Payments) (Details) - Pension Plan [Member]
$ in Thousands
Sep. 30, 2019
USD ($)
Defined Benefit Plan Disclosure [Line Items]  
2019 $ 2,918
2020 3,008
2021 3,648
2022 3,519
2023 4,401
2024 to 2028 $ 22,173