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Employee Benefit Plans (Tables)
3 Months Ended
Mar. 31, 2022
Compensation And Retirement Disclosure [Abstract]  
Components of Net Periodic Defined Benefit Cost (Income)

Three months ended

March 31,

    

2021

    

2022

(In thousands)

Interest cost

$

153

$

297

Expected return on plan assets

 

(398)

 

(392)

Recognized actuarial losses

376

373

Total

$

131

$

278