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Income Taxes - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Income Tax Disclosure [Abstract]          
Annual effective tax rate ("ETR") from continuing operations (15.30%) 84.20% 14.90% 14.00%  
Federal statutory rate     21.00%    
Income tax benefits $ 1,759,000 $ 1,712,000 $ 4,911,000 $ 896,000  
Net deferred tax assets, valuation allowance 0   0   $ 0
Uncertain tax positions $ 0   $ 0