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Reserve for Severance (Tables)
 12 Months Ended
Dec. 31, 2016
Severance Reserve [Abstract]  
Changes in the reserve for severance
The table below reflects the activity in the Company’s reserve for severance and related payments.
 
(Dollars in thousands)
 
Year Ended December 31,
 
2016
 
2015
 
2014
Beginning balance
$
697

 
$
311

 
$
1,769

Charged to earnings
2,376

 
1,273

 
631

Cash paid
(1,363
)
 
(887
)
 
(2,089
)
Ending balance
$
1,710

 
$
697

 
$
311