Commitments and Contingencies - Binding LOI (Details) - USD ($)				9 Months Ended	12 Months Ended
	Dec. 19, 2019	Sep. 30, 2019	Nov. 19, 2015	Sep. 30, 2019	Dec. 31, 2020	Dec. 31, 2019
Other Commitments [Line Items]
Stock issued during the period (in shares)		11,788
Non-cash research and development expense	$ 177,409				$ 9,240,020	$ 9,079,351
Gain on settlement of liability	$ 16,503
Letter of Intent
Other Commitments [Line Items]
Stock issued during the period (in shares)			14,327
Stock issued during the period			$ 120,300
Additional stock issued during the period, upon milestones (in shares)			92,634
Narcan
Other Commitments [Line Items]
Shares issued sales exceed amount				$ 200,000,000.0