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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Taxes [Abstract]    
Statutory tax rates 21.00% 21.00%
Operating loss carryforwards $ 561  
Uncertain tax positions 0  
Valuation allowance $ 0 $ 0