Related Parties (Details) - Broad - License Agreement - USD ($)		1 Months Ended		3 Months Ended		53 Months Ended	63 Months Ended
	Nov. 13, 2015	Aug. 31, 2016	Nov. 30, 2015	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Related Parties
Shares granted (in shares)		120,000	60,000
Aggregate fair value		$ 200,000	$ 100,000
Reimbursement amount	$ 600,000		600,000
Amount of expenses in relation to related party				$ 600,000	$ 500,000
Accounts payable and accrued expenses due to related party				$ 700,000		$ 700,000	$ 700,000	$ 300,000
Maximum
Related Parties
Developmental milestone payments to be paid on achievements	12,600,000		12,600,000
Payments upon achievement of specified sales milestones and tiered royalties on net sales	$ 97,500,000		$ 97,500,000
Developmental and commercial milestones achieved to date under collaborative arrangement						$ 0	$ 0