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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Income Taxes [Abstract]    
Statutory tax rates 21.00% 35.00%
Operating loss carryforwards $ 442  
Income tax carryback period 2 years  
Income tax carryforward period 20 years  
Uncertain tax positions $ 0  
Valuation allowance $ 0