Nature of the Business and Basis of Presentation (Details) - Biohaven - Pfizer	May 09, 2022 $ / shares
Business Acquisition [Line Items]
Price per share to be acquired (in dollars per share)	$ 148.50
Share ratio of new publicly traded company per two shares to existing shareholders	1

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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