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STOCK-BASED COMPENSATION - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	May 31, 2025
STOCK-BASED COMPENSATION
Shares available for issuance (in shares)						54,096,290
Share-based payment arrangement, expense	$ 83.9	$ 1.3	$ 185.4	$ 40.0
Withholding of shares (in shares)	5,794,365	257,553	6,154,616	3,557,963
Number of consecutive trading days	20 days		20 days
Maximum
STOCK-BASED COMPENSATION
Requisite service period of grants			3 years
Option
STOCK-BASED COMPENSATION
Shares available for issuance (in shares)						13,524,073
Restricted Stock Units (RSUs)
STOCK-BASED COMPENSATION
Requisite service period of grants			1 year
Number of shares outstanding (in shares)	36,219,695		36,219,695
Restricted Stock Units (RSUs) \| Maximum
STOCK-BASED COMPENSATION
Requisite service period of grants			3 years
Restricted Stock Units (RSUs) \| Employee
STOCK-BASED COMPENSATION
Number of shares outstanding (in shares)	36,055,809		36,055,809		15,313,881
Restricted Stock Units (RSUs) \| Non-employee
STOCK-BASED COMPENSATION
Number of shares outstanding (in shares)	163,886		163,886		274,664
Market Conditions Stock Price Based Restricted Stock Units \| Employee
STOCK-BASED COMPENSATION
Number of grants (in shares)			10,871,273
Performance Shares
STOCK-BASED COMPENSATION
Award vesting period (in years)			3 years
Number of shares outstanding (in shares)	0		0
Board of Directors and Employees \| Restricted Stock Units (RSUs)
STOCK-BASED COMPENSATION
Unrecognized compensation cost	$ 286.0		$ 286.0
Board of Directors and Employees \| Restricted Stock Units (RSUs) \| Employee
STOCK-BASED COMPENSATION
Recognized over a weighted average period			1 year 3 months 18 days
Board of Directors
STOCK-BASED COMPENSATION
Shares issued (in shares)	5,632	0	10,528	21,869
Non Employees \| Restricted Stock Units (RSUs) \| Non-employee
STOCK-BASED COMPENSATION
Unrecognized compensation cost	$ 0.8		$ 0.8
Recognized over a weighted average period			1 year