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Retirement Plans (Tables)
 12 Months Ended
Dec. 31, 2016
Compensation and Retirement Disclosure [Abstract]  
Schedule of Benefit Obligation
The benefit obligation at December 31, 2016 and December 31, 2015 was calculated as follows:
 
2016
 
2015
 
(Amounts in thousands)
Benefit obligation, January 1
$
3,571

 
$
3,350

Service cost
(216
)
 
(86
)
Interest cost
199

 
214

Loss
475

 
93

Benefit obligation, December 31
$
4,029

 
$
3,571
Schedule of Net Periodic Pension cost
The net periodic pension cost for 2016 and 2015 was calculated as follows:
 
2016
 
2015
 
(Amounts in thousands)
Service cost
$
(216
)
 
$
(86
)
Interest cost
199

 
214

Loss
475

 
93

 
$
458

 
$
221