SEGMENT INFORMATION - Schedule of Total Revenues and Disaggregates Net Product Revenues by Product (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenue from External Customer [Line Items]
Total revenues	$ 2,853,915	$ 2,419,226	$ 2,096,039
Product
Revenue from External Customer [Line Items]
Total revenues	2,809,445	2,372,538	2,042,025
VIMIZIM
Revenue from External Customer [Line Items]
Total revenues	739,784	701,053	663,739
VOXZOGO
Revenue from External Customer [Line Items]
Total revenues	735,092	469,881	169,128
NAGLAZYME
Revenue from External Customer [Line Items]
Total revenues	479,584	420,292	443,794
PALYNZIQ
Revenue from External Customer [Line Items]
Total revenues	355,047	303,919	255,032
ALDURAZYME
Revenue from External Customer [Line Items]
Total revenues	183,887	131,248	128,422
BRINEURA
Revenue from External Customer [Line Items]
Total revenues	169,083	161,889	154,333
KUVAN
Revenue from External Customer [Line Items]
Total revenues	120,902	180,767	227,577
ROCTAVIAN
Revenue from External Customer [Line Items]
Total revenues	26,066	3,489	0
Royalty and other revenues
Revenue from External Customer [Line Items]
Total revenues	$ 44,470	$ 46,688	$ 54,014