Commitments and Contingencies (Details) - Zealand Pharma - Arbitration Resolution Agreement	Aug. 04, 2021 USD ($) item
Loss Contingencies [Line Items]
Additional milestone payment	$ 1,500,000
Litigation Settlement, Collaborative Arrangement	50.00%
Number Of Business Days	2
Percentage of reduction in royalty payable	50.00%
Percentage of sales milestone reductions	50.00%
Future development milestone payable	$ 2,750,000
Registration proposal payable	1,000,000.0
Commercial launch expenses	$ 1,750,000
Number of geographic territories | item	3
Phase 2 clinical trial
Loss Contingencies [Line Items]
Milestone payment	$ 1,000,000.0
Phase 3 clinical trial
Loss Contingencies [Line Items]
Milestone payment	$ 1,500,000