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Income Taxes - provision for income taxes (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Deferred tax provision (benefit):
Federal	$ (4,999,920)	$ (3,516,722)
State and local	68,762	(47,238)
Total	(4,931,158)	(3,563,960)
Change in valuation allowance	4,931,158	3,563,960
Provision for income taxes	$ 0	$ 0

X

- Definition

Amount of deferred income tax expense (benefit) before adjustments for change in valuation allowance.

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- Definition

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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