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Employee Retirement Plans (Tables)
6 Months Ended
Jun. 30, 2021
Employee Retirement Plans  
Schedule of Company's net periodic pension cost

The components of the Company’s pension expense were as follows:

Three Months Ended June 30, 

Six Months Ended June 30, 

    

2021

    

2020

    

2021

    

2020

(Dollars in thousands)

Service cost

$

102

$

115

$

204

$

230

Interest cost

 

371

 

506

 

742

 

1,006

Expected return on plan assets

 

(720)

 

(698)

 

(1,440)

 

(1,388)

Net amortization and deferral

 

247

196

 

494

 

382

Pension expense

$

$

119

$

$

230