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Employee Benefit Plans (Expected Contributions and Future Benefit Payments) (Details) $ in Thousands | Dec. 31, 2020 USD ($)
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Employer Contributions |
Expected 2021 Contributions by Employer | $ 3,905
Future Expected Benefit Payments |
2021 | 1,052
2022 | 1,307
2023 | 1,487
2024 | 1,647
2025 | 1,828
2026-2030 | $ 11,754

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