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Commitments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
License Agreement, Upfront Payments
Commitments
Research and development expense	$ 0.0	$ 0.0	$ 1.5	$ 0.0
License Agreement, Milestone Payments
Commitments
Research and development expense	$ 0.7	$ 1.2	$ 0.7	$ 2.1

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The amount of costs incurred under a research and development arrangement accounted for as a contract to perform research and development for others.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 730
-SubTopic 20
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=6420387&loc=d3e23221-108380

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