SUBSEQUENT EVENT |
12 Months Ended |
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Dec. 31, 2021 | |
Subsequent Events [Abstract] | |
Subsequent Event | SUBSEQUENT EVENTOn February 9, 2022, the Company entered into an agreement to sell the Rare Pediatric Disease Priority Review Voucher (PRV) it received from the FDA in connection with the U.S. approval of Voxzogo. In exchange for the PRV the Company will receive a lump sum payment of $110.0 million. The transaction remains subject to customary closing conditions, including anti-trust review. The proceeds from the sale of the PRV will be recognized as a gain on the sale of nonfinancial assets on the Company's Consolidated Statement of Operations. |