XML 50 R40.htm IDEA: XBRL DOCUMENT v3.23.1
Retirement Plans (Tables)
3 Months Ended
Mar. 31, 2023
Compensation And Retirement Disclosure [Abstract]  
Summary of Components of Net Periodic Pension Cost The following table summarizes the components of net periodic pension cost for the three months ended March 31, 2023 and March 31, 2022.

 

 

 

Three Months Ended

 

 

 

March 31,
2023

 

 

March 31,
2022

 

(Dollars in thousands)

 

 

 

 

 

 

Interest cost

 

$

304

 

 

$

218

 

Net amortization

 

 

 

 

 

83

 

Net periodic pension cost

 

$

304

 

 

$

301