LEASES - Lease Costs and Other Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Leases [Abstract]
Operating lease costs	$ 37.9	$ 37.1
Weighted average remaining lease term (years)	6 years 10 months 24 days	7 years 7 months 6 days
Weighted average discount rate (in percent)	3.60%	3.60%
Cash paid for amounts included in the measurement of lease liabilities	$ 27.7	$ 27.2
Lease incentive for leasehold improvements	2.6	0.0
Right of use assets obtained in exchange for lease liabilities	8.3	26.7
Reduction in lease liability due to remeasurement	$ (0.4)	$ (18.5)