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Income Taxes - Income Tax (Benefit) Provision (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Current:    
Federal
State and local 63 67
Total current 63 67
Deferred:    
Federal (354) 1,404
State and local (351) 360
Total deferred (705) 1,764
Total (benefit) provision $ (642) $ 1,831