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Income Taxes (Details 1) - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2020 | Jun. 30, 2020 | Dec. 31, 2019
Income Taxes |  |  |
Federal only, current year |  | $ 0 | $ 1,517,866
State only |  | 1,805,591 | 1,616,568
Valuation allowance |  | (1,749,746) | (1,548,187)
State only, net of valuation allowance |  | 55,845 | 68,381
Total deferred tax asset from net operating loss carryovers |  | $ 55,845 | $ 1,586,247
State only expiration date | December 31, 2040 |  |

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