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Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2020
Employee Benefit [Line Items]  
Schedule of Accumulated and Projected Benefit Obligations
The following table reconciles the accumulated liability for the projected benefit obligation:
 December 31,
20202019
 (in thousands)
Balance, beginning of year$24,914 $21,287 
Actuarial loss2,836 2,663 
Benefit expense1,887 1,930 
Benefit payments(2,235)(966)
Balance, end of year$27,402 $24,914 
SERP  
Employee Benefit [Line Items]  
Schedule of Expected Benefit Payments
The benefits expected to be paid in conjunction with the SERP are presented in the following table:
Years Ending December 31,
(in thousands)
2021$1,111 
20221,117 
20231,203 
20241,520 
20251,717 
2026 through 20307,784 
Total$14,452