Related-Party Transactions (Tables)

3 Months Ended

Mar. 31, 2020

Related Party Transactions [Abstract]

Summary of the Deferred Revenue Recognition

Non-refundable upfront fee from Janssen	$	100,000,000
Deferred revenue recognized as license revenue during the year ended December 31, 2019		(13,291,956)
Effects of exchange rate		(493,953)
Deferred revenue at December 31, 2019		86,214,091
Deferred revenue recognized as license revenue during the three months ended March 31, 2020		(4,209,576)
Effects of exchange rate		(5,373,839)
Deferred revenue at March 31, 2020	$	76,630,676