EARNINGS (LOSS) PER SHARE - Earnings Per Share Reconciliation (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Basic earnings (loss) per share computation:
Net income (loss)	$ 21.2	$ 20.3	$ 8.5	$ 56.2	$ 9.7	$ 31.7	$ 50.0	$ 97.6
Weighted-average number of shares outstanding - basic (in shares)	377,016,981			352,482,900			376,531,805	351,439,095
Basic earnings per share (USD per share)	$ 0.06			$ 0.16			$ 0.13	$ 0.28
Diluted earnings (loss) per share computation:
Net income (loss)	$ 21.2	$ 20.3	$ 8.5	$ 56.2	$ 9.7	$ 31.7	$ 50.0	$ 97.6
Dilutive Securities, Effect On Basic Earnings Per Share, Dilutive Warrant Liabilities	0.0			0.0			(124.0)	0.0
Net income (loss) adjusted for the gain on fair value of warrant liabilities	$ 21.2			$ 56.2			$ (74.0)	$ 97.6
Weighted-average number of shares outstanding - basic (in shares)	377,016,981			352,482,900			376,531,805	351,439,095
Dilutive effect of private warrants (in shares)	0			5,976,022			1,507,004	0
Dilutive effect of equity-based compensation (in shares)	427,021			4,739,779			0	4,535,533
Weighted-average number of shares outstanding - diluted (in shares)	377,444,002			363,198,701			378,038,809	355,974,628
Diluted earnings (loss) per share (USD per share)	$ 0.06			$ 0.15			$ (0.20)	$ 0.27