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Retirement Plans (Tables)
 9 Months Ended
Sep. 30, 2017
Retirement Plans  
Schedule of components of net periodic pension expense

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended

 

Nine Months Ended

 

 

 

September 30,

 

September 30,

 

(Dollars in thousands)

    

2017

    

2016

    

2017

    

2016

 

Interest cost

 

$
(281)

 

$
(283)

 

$

(843)

 

$

(849)

 

Expected return on plan assets

 

 
553

 

 
534

 

 

1,660

 

 

1,602

 

Recognized net actuarial loss

 

 
(188)

 

 
(204)

 

 

(564)

 

 

(612)

 

Net periodic pension benefit

 

$
84

 

$
47

 

$

253

 

$

141