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Income Taxes - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Uncertain Tax Positions [Line Items]          
Liability for uncertain tax positions $ 0   $ 0   $ 0
Interest payable related to uncertain tax positions 0   0   0
Penalties $ 0 $ 0 $ 0 $ 0  
Federal          
Uncertain Tax Positions [Line Items]          
Net operating losses         $ 433,200,000