Deferred Revenue (Details) - USD ($)	1 Months Ended				3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 30, 2021	Sep. 30, 2020	Jan. 31, 2020	Oct. 31, 2014	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2016	Dec. 31, 2020
Deferred Revenue Arrangement [Line Items]
Deferred revenue					$ 8,705,000		$ 8,705,000			$ 10,190,000
Baxter Healthcare Organization
Deferred Revenue Arrangement [Line Items]
Upfront payment				$ 20,000,000
Recognized deferred revenue					500,000	$ 1,500,000	500,000	$ 1,500,000
Deferred revenue					5,700,000		$ 5,700,000			7,200,000
Refund percentage							25.00%
Wanbang Biopharmaceutical
Deferred Revenue Arrangement [Line Items]
Upfront payment									$ 4,000,000
Recognized deferred revenue					53,000	200,000	$ 53,000	200,000
Deferred revenue					2,600,000		2,600,000			2,700,000
Sun Pharma Agreements
Deferred Revenue Arrangement [Line Items]
Upfront payment			$ 100,000
Recognized deferred revenue					2,500	7,500	2,500	7,500
Deferred revenue					82,500		82,500			90,000
Jeil Pharma Agreements
Deferred Revenue Arrangement [Line Items]
Upfront payment		$ 200,000
Recognized deferred revenue					2,500	$ 0	7,500	$ 0
Deferred revenue					200,000		200,000			$ 200,000
Drogsan Agreements
Deferred Revenue Arrangement [Line Items]
Upfront payment	$ 150,000
Recognized deferred revenue					3,750
Deferred revenue					$ 150,000		$ 150,000