Consolidated Statements of Stockholders’ Equity - USD ($) $ in Millions	Total	Public warrants exercises	Private warrants exchange	Conversion of shares of class B common stock to class A common stock	Class A Common Stock	Class B Common Stock	Common Stock Class A Common Stock	Common Stock Class A Common Stock Public warrants exercises	Common Stock Class A Common Stock Private warrants exchange	Common Stock Class A Common Stock Conversion of shares of class B common stock to class A common stock	Common Stock Class B Common Stock	Common Stock Class B Common Stock Conversion of shares of class B common stock to class A common stock	Treasury Stock	Additional Paid-In Capital	Additional Paid-In Capital Public warrants exercises	Additional Paid-In Capital Private warrants exchange	Additional Paid-In Capital Conversion of shares of class B common stock to class A common stock	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests	Noncontrolling Interests Conversion of shares of class B common stock to class A common stock
Beginning balance (in shares) at Dec. 31, 2021							199,523,292				8,560,540
Beginning balance at Dec. 31, 2021	$ 1,784.0						$ 0.0				$ 0.0		$ 0.0	$ 1,845.5				$ (131.6)	$ (20.7)	$ 90.8
Beginning balance (in shares) at Dec. 31, 2021													0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Warrant redemptions / Conversion of shares (in shares)							100			520,000		(520,000)
Conversion of shares and warrants exercises/exchange				$ 0.0													$ 5.1				$ (5.1)
Stock issued for vested restricted stock units (in shares)							220,396
Stock compensation to directors in lieu of cash compensation (in shares)							35,046
Stock compensation to directors in lieu of cash compensation	0.4													0.4
Purchase accounting adjustments to fair value of noncontrolling interests	(1.9)																			(1.9)
Stock-based compensation expense	31.4													31.4
Net loss	(288.4)																	(276.9)		(11.5)
Other comprehensive loss	(58.3)																		(55.0)	(3.3)
Beginning ending (in shares) at Dec. 31, 2022							200,298,834				8,040,540
Ending balance at Dec. 31, 2022	1,467.2						$ 0.0				$ 0.0		$ 0.0	1,882.4				(408.5)	(75.7)	69.0
Ending balance (in shares) at Dec. 31, 2022													0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Warrant redemptions / Conversion of shares (in shares)							100			253,207		(253,207)
Conversion of shares and warrants exercises/exchange				0.0													2.1				(2.1)
Stock issued for vested restricted stock units (in shares)							588,274
Shares repurchased to satisfy tax withholdings for vesting restricted stock units (in shares)							(149,076)						149,076
Shares repurchased to satisfy tax withholdings for vesting restricted stock units	(1.3)												$ (1.3)
Stock compensation to directors in lieu of cash compensation (in shares)							43,636
Stock compensation to directors in lieu of cash compensation	0.4													0.4
Issuance of shares of class A common stock under a direct registered offering, net of offering costs (in shares)							17,142,857
Issuance of shares of class A common stock under a direct registered offering, net of offering costs	149.8													149.8
Stock-based compensation expense	21.8													21.8
Net loss	(98.7)																	(96.9)		(1.8)
Other comprehensive loss	10.8																		10.4	0.4
Beginning ending (in shares) at Dec. 31, 2023					218,177,832	7,787,333	218,177,832				7,787,333
Ending balance at Dec. 31, 2023	$ 1,550.0						$ 0.0				$ 0.0		$ (1.3)	2,056.5				(505.4)	(65.3)	65.5
Ending balance (in shares) at Dec. 31, 2023	149,076												149,076
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Warrant redemptions / Conversion of shares (in shares)								3,978,418	1,768,000	1,282,448		(1,282,448)
Conversion of shares and warrants exercises/exchange		$ 42.3	$ 18.3	$ 0.0											$ 42.3	$ 18.3	$ 10.6				$ (10.6)
Stock issued for vested restricted stock units (in shares)							819,949
Shares repurchased to satisfy tax withholdings for vesting restricted stock units (in shares)							(138,937)						138,937
Shares repurchased to satisfy tax withholdings for vesting restricted stock units	$ (1.9)												$ (1.9)
Stock compensation to directors in lieu of cash compensation (in shares)							28,057
Stock compensation to directors in lieu of cash compensation	0.3													0.3
Stock-based compensation expense	15.3													15.3
Net loss	(36.6)																	(36.1)		(0.5)
Other comprehensive loss	(28.6)																		(27.7)	(0.9)
Beginning ending (in shares) at Dec. 31, 2024					225,915,767	6,504,885	225,915,767				6,504,885
Ending balance at Dec. 31, 2024	$ 1,559.1						$ 0.0				$ 0.0		$ (3.2)	$ 2,143.3				$ (541.5)	$ (93.0)	$ 53.5
Ending balance (in shares) at Dec. 31, 2024	288,013												288,013