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Benefit Plans 7 (Details)
$ in Thousands
Jun. 30, 2019
USD ($)
Pension Benefits [Member]  
Estimated future benefit payments  
2020 $ 3,800
2021 1,300
2022 1,300
2023 1,400
2024 750
2025 through 2029 6,250
Postretirement Health Coverage [Member]  
Estimated future benefit payments  
2020 130
2021 120
2022 110
2023 110
2024 100
2025 through 2029 $ 500