Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

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Income Taxes (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Taxes          
Income Tax Expense (Benefit) $ 0 $ 0 $ 0 $ 0  
Effective Income Tax Rate Reconciliation, Percent 0.00% 0.00% 0.00% 0.00%  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent     21.00%   35.00%