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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended

 

Six Months Ended

 

(Dollars in thousands)

    

2017

    

2016

    

2017

    

2016

 

Interest cost

 

$
(281)

 

$
(283)

 

$

(562)

 

$

(566)

 

Expected return on plan assets

 

 
553

 

 
534

 

 

1,107

 

 

1,068

 

Recognized net actuarial loss

 

 
(188)

 

 
(204)

 

 

(376)

 

 

(408)

 

Net periodic pension benefit

 

$
84

 

$
47

 

$

169

 

$

94