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RETIREMENT AND POSTRETIREMENT BENEFIT PLANS (Tables)
3 Months Ended
Mar. 31, 2021
RETIREMENT AND POSTRETIREMENT BENEFIT PLANS  
Components of Pension Cost for Defined Benefit Plans

The components of total pension cost were as follows:

Three Months Ended March 31, 

2021

2020

U.S. pension

Non-U.S.

U.S. pension

Non-U.S.

    

plans

 

pension plans

 

plans

 

pension plans

Service cost

$

49

$

471

$

39

$

756

Interest cost

 

2,981

616

 

4,050

 

696

Expected return on plan assets

 

(4,509)

(972)

 

(5,711)

 

(1,007)

Amortization of prior service cost

 

12

 

 

15

Amortization of net loss

 

581

435

 

203

 

555

Settlement charges (1)

 

4,440

446

 

 

Defined benefit plans

3,542

1,008

(1,419)

1,015

Multi-employer plans

244

269

Defined contribution plans

5,162

845

5,626

702

Total pension cost

$

8,704

$

2,097

$

4,207

$

1,986

(1)Pension settlement charges primarily resulting from lump sum pension payments in the three months ended March 31, 2021.