Income Taxes - Deferred Income Tax Assets (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Gain/Loss on disposals	$ 0	$ (5,900)
Stock option expense	242,700	154,300
NOL carryforward	2,668,000	1,088,000
AMT credit carryforward	0	1,005,300
Research and development credits	1,656,500	1,656,500
Other	11,200
Other		(6,500)
Deferred tax asset, net of deferred tax liabilities	4,578,400	3,891,700
Valuation allowance	(4,578,400)	(3,891,700)
Net deferred tax asset	$ 0	$ 0

Deferred Tax Asset (Liability), Gross

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Deferred Tax Liabilities, Parent's Basis in Disposal Group

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences classified as other.

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