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Employee Benefit Plans - Weighted-Average Rate Assumptions (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Retirement Benefits [Abstract]    
Projected benefit obligations, discount rate 1.97% 1.56%
Net periodic benefit expense, discount rate 1.56% 1.95%
Net periodic benefit expense, expected long-term return on plan assets 2.25% 2.84%