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Income Taxes (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Income Taxes          
Deferred Income Tax Assets, Net $ 2,026,000   $ 2,026,000    
Deferred Income Tax Liabilities, Net 517,000   517,000    
Income tax expense (benefit) (32,000) $ (378,000) 4,933,000 $ 452,000  
Income (loss) before taxes 3,375,000 $ (5,747,000) 4,099,000 $ (10,213,000)  
Unusual or Infrequent Item, or Both [Line Items]          
Income tax receivable $ 2,657,000   $ 2,657,000   $ 652,000