LIABILITY RELATED TO THE SALE OF FUTURE ROYALTIES - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended
	Apr. 30, 2020	Jan. 01, 2030	Sep. 30, 2024	Dec. 31, 2023
Liability Related To The Sale Of Future Royalties Line Items [Line Items]
Liability related to the sale of future royalties, net of current portion			$ 1,333,849	$ 1,322,248
Blackstone Group Inc. | Net revenues from collaborations
Liability Related To The Sale Of Future Royalties Line Items [Line Items]
Collaborative arrangement, royalties and commercial milestones acquired by collaborator, percent	50.00%
Commercial milestones acquired by collaborator, percent	75.00%
Expected royalty interest payments	$ 1,000,000
Consideration received	1,000,000
Liability related to the sale of future royalties, net of current portion	$ 1,000,000		$ 1,424,365	$ 1,377,239
Interest rate			9.00%	8.00%
Closing costs			$ 9,300	$ 10,000
Forecast | Blackstone Group Inc. | Net revenues from collaborations
Liability Related To The Sale Of Future Royalties Line Items [Line Items]
Collaborative arrangement, royalties and commercial milestones acquired by collaborator, percent		55.00%