SEGMENT REPORTING - Schedule of Operating Segment (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) segment	Jun. 30, 2024 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			1
Number of segments | segment			1
Revenues
Total revenues	$ 97,662	$ 73,222	$ 171,776	$ 119,245
Less
Total cost of goods sold	12,403	9,436	24,706	16,564
Total operating expenses	99,654	77,416	197,814	140,989
Loss before provision for income taxes	(19,078)	(16,387)	(59,363)	(42,784)
Net loss	(19,079)	(16,454)	(60,223)	(42,972)
Reportable Segment
Revenues
Total revenues	97,662	73,222	171,776	119,245
Less
Total cost of goods sold	12,403	9,436	24,706	16,564
Research and development	12,661	9,691	23,203	17,481
Selling expenses	57,952	41,840	114,752	76,692
General and administrative expenses	13,704	10,560	27,608	19,529
Stock-based compensation	11,687	10,769	23,775	18,385
Other segment expenses	3,650	4,556	8,476	8,902
Total operating expenses	99,654	77,416	197,814	140,989
Loss before provision for income taxes	(14,395)	(13,630)	(50,744)	(38,308)
Other reconciliation items	(4,684)	(2,824)	(9,479)	(4,664)
Net loss	(19,079)	(16,454)	(60,223)	(42,972)
Allocated facilities, information technology, and human resources	3,200	4,600	7,900	8,300
Product sales, net
Revenues
Total revenues	90,077	72,591	157,891	116,103
Less
Total cost of goods sold	3,245	1,405	5,585	2,418
Product sales, net | Reportable Segment
Revenues
Total revenues	90,077	72,591	157,891	116,103
Less
Total cost of goods sold	3,245	1,405	5,585	2,418
Other cost of revenue
Less
Total cost of goods sold	9,158	8,031	19,121	14,146
Other cost of revenue | Reportable Segment
Revenues
Total revenues	7,585	631	13,885	3,142
Less
Total cost of goods sold	$ 9,158	$ 8,031	$ 19,121	$ 14,146