Summary of Stock Awards Granted (Parenthetical) (Details) - shares	3 Months Ended				12 Months Ended
	Mar. 31, 2025		Mar. 31, 2024		Dec. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants, Restricted stock units	1,498,184	[1]	1,161,985	[2]
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants, Restricted stock units	120,378		88,600
Restricted Stock Units [Member] | March 2024 PSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Shares					44,300

[1] (1) Included in restricted stock units (“RSUs”) for the three months ended March 31, 2025 are 120,378 shares with performance conditions which are related to the achievement of certain financial performance goals, regulatory development and approval of certain of the Company's product candidates and certain manufacturing achievements. As of March 31, 2025, none of the performance conditions were probable of being achieved. Stock options and the remaining RSUs granted during the three months ended March 31, 2025 have only service-based criteria and vest over four years.

[2] (2) Included in RSUs for the three months ended March 31, 2024 are 88,600 shares with performance conditions (the “March 2024 PSUs”) which are related to the achievement of certain financial performance goals and regulatory approval of certain of the Company's product candidates. The expanded regulatory approval of ELEVIDYS in June 2024 resulted in the cliff-vesting of 44,300 of the shares during the year ended December 31, 2024. As of March 31, 2025, none of the remaining performance conditions associated with the March 2024 PSUs were probable of being achieved.