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Fair Values of Financial Instruments - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Investment securities, available for sale		$ 7,985,886
Earn-out milestone liability	7,018,000	5,717,709
Corporate Debt Securities [Member]
Investment securities, available for sale		7,985,886
Fair Value, Measurements, Recurring [Member] | Corporate Debt Securities [Member]
Investment securities, available for sale		7,985,886
Earn-out milestone liability	7,018,000	5,717,709
Fair Value, Measurements, Recurring [Member] | Corporate Debt Securities [Member] | Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1) [Member]
Investment securities, available for sale
Earn-out milestone liability
Fair Value, Measurements, Recurring [Member] | Corporate Debt Securities [Member] | Significant Other Observable Inputs (Level 2) [Member]
Investment securities, available for sale		7,985,886
Earn-out milestone liability
Fair Value, Measurements, Recurring [Member] | Corporate Debt Securities [Member] | Significant Unobservable Inputs (Level 3) [Member]
Investment securities, available for sale
Earn-out milestone liability	7,018,000	5,717,709
Fair Value, Measurements, Non Recurring [Member] | Inprocess R&D [Member]
Investment securities, available for sale	13,366,234	15,736,491
Fair Value, Measurements, Non Recurring [Member] | Inprocess R&D [Member] | Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1) [Member]
Investment securities, available for sale
Fair Value, Measurements, Non Recurring [Member] | Inprocess R&D [Member] | Significant Other Observable Inputs (Level 2) [Member]
Investment securities, available for sale
Fair Value, Measurements, Non Recurring [Member] | Inprocess R&D [Member] | Significant Unobservable Inputs (Level 3) [Member]
Investment securities, available for sale	$ 13,366,234	$ 15,736,491

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

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Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.

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