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Income Taxes (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Income Tax Examination [Line Items]    
Income tax expense $ 149,000 $ 134,000
Effective income tax rate (as a percent) 15.00% 21.00%
Need for valuation allowance based on history of cumulative losses 3 years