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Accumulated Other Comprehensive Income (Loss) (Tables)
 6 Months Ended
Jun. 30, 2017
Accumulated Other Comprehensive Income / (Loss) [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2017
 
2016
 
2017
 
2016
 
(dollars in thousands)
Beginning Balance
$
(4
)
 
$
(3
)
 
$
(2
)
 
$
—

Foreign currency translation
(4
)
 
(2
)
 
(6
)
 
(5
)
Ending Balance
$
(8
)
 
$
(5
)
 
$
(8
)
 
$
(5
)