Revenue (Tables)

12 Months Ended

Dec. 31, 2020

Revenue

Schedule of revenue recognized from collaborative arrangements

	Year Ended December 31,
(In thousands)	2020		2019		2018
Janssen	$	26,426	$	31,096	$	31,053
Alfasigma		14		125		10,678
Other		24		29		60
Total collaboration revenue	$	26,464	$	31,250	$	41,791

Summary of changes in deferred revenue

	Year Ended December 31,
(In thousands)	2020		2019		2018
Collaboration revenue recognized in the period from:
Amounts included in deferred revenue at the beginning of the period	$	26,464	$	31,245	$	130
Performance obligations satisfied in previous period		—		—		—

Summary of profit sharing revenue and collaboration loss

	Year Ended December 31,
(In thousands)	2020		2019		2018
Viatris collaboration agreement - Amounts receivable from Viatris	$	43,893	$	13,664	$	3,275
Collaboration loss - Amounts payable to Viatris	$	—	$	1,582	$	2,997

Summary of the reductions to R&D costs related to reimbursement payments

	Year Ended December 31,
(In thousands)	2020		2019		2018
Janssen	$	8,554	$	5,129	$	1,597
Viatris		1,524		460		7,515
Total reduction to R&D expense, net	$	10,078	$	5,589	$	9,112