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Defined Benefit Pension Plans (Tables)
3 Months Ended
Mar. 31, 2022
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures

Net periodic benefit related to all of the Company's defined benefit pension plans recognized in the Company's unaudited Condensed Consolidated Statements of Operations for the three months ended March 31, 2022 and 2021 included the following components:

 

 

 

Three Months Ended

 

(in thousands)

 

March 31,
2022

 

 

March 31,
2021

 

Service cost

 

$

345

 

 

$

303

 

Interest cost

 

 

3,394

 

 

 

2,818

 

Expected return on assets

 

 

(6,419

)

 

 

(6,270

)

Amortization of actuarial loss

 

 

2,527

 

 

 

2,642

 

Net periodic benefit

 

$

(153

)

 

$

(507

)