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Accumulated Other Comprehensive Income (Tables)
 12 Months Ended
Dec. 31, 2015
Equity [Abstract]  
Schedule of accumulated other comprehensive income
Accumulated other comprehensive income consisted of the following:
Dollars in thousands
Foreign Currency Items
December 31, 2014
$
(498
)
Current period other comprehensive income
(1,390
)
December 31, 2015
$
(1,888
)