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Deferred Compensation Plans
 12 Months Ended
Dec. 31, 2021
Postemployment Benefits [Abstract]  
Deferred Compensation Plans Deferred Compensation Plans
Deferred compensation plans cover all directors and certain officers. Under the plans, the Corporation pays each participant, or their beneficiary, the value of the participant’s account over a maximum period of 10 years, beginning with the individual’s termination of service. A liability is accrued for the obligation under these plans.
A summary of changes in the deferred compensation plan liability follows:
December 31, 2021December 31, 2020December 31, 2019
Balance, beginning of year$3,085 $3,234 $2,408 
Deferrals, dividends, and changes in fair value1,084 (70)904 
Deferred compensation payments(494)(79)(78)
Balance, end of year$3,675 $3,085 $3,234