SEGMENT INFORMATION- Schedule of Disaggregation of Total Net Product Revenues by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Total revenues	$ 825,410	$ 712,029	$ 1,570,555	$ 1,360,862
ALDURAZYME
Disaggregation of Revenue [Line Items]
Total revenues	56,437	38,558	105,414	73,820
Net product revenues
Disaggregation of Revenue [Line Items]
Total revenues	812,982	702,129	1,547,626	1,339,944
Marketed by Company | Products excluding ALDURAZYME
Disaggregation of Revenue [Line Items]
Total revenues	756,545	663,571	1,442,212	1,266,124
Marketed by Company | Products excluding ALDURAZYME | United States
Disaggregation of Revenue [Line Items]
Total revenues	272,554	227,449	514,248	420,448
Marketed by Company | Products excluding ALDURAZYME | Europe
Disaggregation of Revenue [Line Items]
Total revenues	243,138	220,990	472,716	416,738
Marketed by Company | Products excluding ALDURAZYME | Latin America
Disaggregation of Revenue [Line Items]
Total revenues	98,118	84,418	186,400	163,012
Marketed by Company | Products excluding ALDURAZYME | Rest of world
Disaggregation of Revenue [Line Items]
Total revenues	142,735	130,714	268,848	265,926
Marketed by Sanofi | ALDURAZYME
Disaggregation of Revenue [Line Items]
Total revenues	$ 56,437	$ 38,558	$ 105,414	$ 73,820