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Benefit Plans - Project Benefit Payment Obligations (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2021
USD ($)
Retirement Benefits [Abstract]  
Fair value assumptions, expected term 10 years
2022 $ 2,193
2023 2,297
2024 2,313
2025 2,464
2026 2,661
Thereafter 13,424
Total $ 25,352