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Cash Dividends (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
Equity, Class of Treasury Stock [Line Items]  
Dividend payment from cash on hand $ 3,408
Retained Earnings [Member]  
Equity, Class of Treasury Stock [Line Items]  
Dividend payment from cash on hand 3,408
Additional Paid In Capital [Member]  
Equity, Class of Treasury Stock [Line Items]  
Dividend payment from cash on hand