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Employee Benefit Plan (Tables)
3 Months Ended
Mar. 31, 2022
Retirement Benefits [Abstract]  
Schedule of net periodic benefit cost and other comprehensive income (loss)
Components of Net Periodic Benefit Cost:
Pension Benefits
Three Months Ended
Life and Health
Three Months Ended
SERP Benefits
Three Months Ended
(In thousands)3/31/20223/31/20213/31/20223/31/20213/31/20223/31/2021
Service cost$0 $$44 $52 $52 $60 
Interest cost463 487 52 54 201 199 
Expected return on plan assets(1,468)(1,415)0 0 
Amortization of net retirement plan actuarial loss323 383 52 74 240 307 
Amortization of net retirement plan prior service (credit) cost0 (15)(15)71 71 
Net periodic benefit (income) cost$(682)$(545)$133 $165 $564 $637