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Employee benefit plans (Tables)
9 Months Ended
Sep. 30, 2023
Employee benefit plans  
Schedule of components of net periodic benefit cost

(Dollars in thousands)

Pension Benefits

 

Three Months Ended September 30,

2023

2022

 

Net periodic pension income:

    

    

Interest cost

$

164

$

114

Expected return on plan assets

 

(293)

 

(352)

Amortization of unrecognized net loss

 

50

 

50

Net periodic pension income:

$

(79)

$

(188)

(Dollars in thousands)

Pension Benefits

Nine Months Ended September 30,

2023

2022

Net periodic pension income:

    

    

Interest cost

$

492

$

342

Expected return on plan assets

 

(878)

 

(1,056)

Amortization of unrecognized net loss

 

149

 

149

Net periodic pension income:

$

(237)

$

(565)