v3.25.1

EARNINGS (LOSS) PER SHARE - Schedule of Basic and Diluted Earnings (Loss) per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Numerator:
Net income (loss)	$ 18.4	$ (6.2)
Less: Undistributed income allocated to participating securities	(0.9)	0.0
Net income (loss) attributable to common shareholders	$ 17.5	$ (6.2)
Denominator:
Weighted-average common shares outstanding: basic (both Class A and B) (in shares)	15.2	14.6
Effect of dilutive securities:
Weighted-average common shares outstanding: diluted (both Class A and B) (in shares)	17.2	14.6
Earnings (loss) per common share (both Class A and B):
Basic (in usd per share)	$ 1.15	$ (0.42)
Diluted (in usd per share)	$ 1.07	$ (0.42)
Redeemable convertible preferred stock
Effect of dilutive securities:
Redeemable convertible preferred stock (in shares)	0.8	0.0
Service-based restricted stock units
Effect of dilutive securities:
RSUs, MRSUs and Stock options (in shares)	0.8	0.0
Market-based restricted stock units
Effect of dilutive securities:
RSUs, MRSUs and Stock options (in shares)	0.3	0.0
Stock options
Effect of dilutive securities:
RSUs, MRSUs and Stock options (in shares)	0.1	0.0

Earnings Per Share, Basic and Diluted EPS

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