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Employee Benefit Plans - SERP Narrative (Details) - President and CEO - SERP
$ in Millions
12 Months Ended
Dec. 31, 2022
USD ($)
installment
Defined Benefit Plan Disclosure  
Percent of average executive base salary 60.00%
Payment term after separation 36 months
Number of annual payments after separation | installment 15
Total estimated future payments | $ $ 7.2
Assumptions used calculating benefit obligation, discount rate 4.00%
Annual vesting percentage 3.00%
Award vesting rights, percentage 100.00%