Accounts Receivable (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 4,205,306	$ 7,218,367
Royalty Revenue from Sales of NARCAN
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 4,200,000	$ 7,200,000