Condensed Consolidated Statements of Changes in Temporary Equity and Stockholders' Equity - USD ($) $ in Millions	Total	Senior A Senior Preferred Shares	Redeemable non- controlling interest	Preferred Dividends on Series A Senior Preferred Shares	Common stock	Additional paid-In capital	Retained earnings	Retained earnings Senior A Senior Preferred Shares	Retained earnings Preferred Dividends on Series A Senior Preferred Shares	Accumulated other comprehensive loss	Non- controlling interest
Beginning balance (in shares) at Dec. 31, 2022		0
Beginning balance at Dec. 31, 2022		$ 0.0	$ 0.0
Increase (Decrease) in Temporary Equity
Net income			(0.2)
Total comprehensive (loss)			(0.2)
Non-controlling interest acquired in business combination			8.9
Issuance of Series A Senior Preferred Shares and common stock, net of issuance costs (in shares)		485,000,000
Issuance of Series A Senior Preferred Shares and common stock, net of issuance costs		$ 482.0
Ending balance (in shares) at Jun. 30, 2023		485,000,000
Ending balance at Jun. 30, 2023		$ 482.0	8.7
Beginning balance (in shares) at Dec. 31, 2022					110,881,363
Beginning balance at Dec. 31, 2022	$ 1,290.2				$ 246.3	$ 85.3	$ 1,043.2			$ (85.1)	$ 0.5
Increase (Decrease) in Equity
Net income (loss)	58.8						58.8
Other comprehensive income (loss)	33.0									33.0
Controlling interests	91.8						58.8			33.0
Stock option exercises (in shares)					101,074
Stock option exercises	4.0				$ 4.9	(0.9)
Issuance of common stock related to vesting of share units (in shares)					410,653
Issuance of common stock related to vesting of share units	(17.2)				$ 15.1	(32.3)
Issuance of common stock related to business combination (in shares)					70,339,723
Issuance of common stock related to business combination	3,713.2				$ 3,713.2
Share-based continuing employment costs related to business combinations	1.6				$ 0.6	1.0
Replacement of share-based awards in business combination	13.1					13.1
Share-based payments expense	22.6					22.6
Equity-classified share units dividend equivalents	0.0					0.9	(0.9)
Non-controlling interest acquired in business combination	1.8										1.8
Issuance of Series A Senior Preferred Shares and common stock, net of issuance costs (in shares)					251,163
Issuance of Series A Senior Preferred Shares and common stock, net of issuance costs	15.0				$ 15.0
Dividends on Series A Senior Preferred Shares		$ (3.6)		$ (10.9)				$ (3.6)	$ (10.9)
Dividends paid to common stockholders	(199.5)
Ending balance (in shares) at Jun. 30, 2023					181,983,976
Ending balance at Jun. 30, 2023	4,922.1				$ 3,995.1	89.7	887.1			(52.1)	2.3
Beginning balance (in shares) at Mar. 31, 2023		485,000,000
Beginning balance at Mar. 31, 2023		$ 482.0	8.8
Increase (Decrease) in Temporary Equity
Net income			(0.1)
Total comprehensive (loss)			(0.1)
Ending balance (in shares) at Jun. 30, 2023		485,000,000
Ending balance at Jun. 30, 2023		$ 482.0	8.7
Beginning balance (in shares) at Mar. 31, 2023					181,788,431
Beginning balance at Mar. 31, 2023	4,863.8				$ 3,984.5	88.8	858.2			(70.0)	2.3
Increase (Decrease) in Equity
Net income (loss)	86.9						86.9
Other comprehensive income (loss)	17.9									17.9
Controlling interests	104.8						86.9			17.9
Stock option exercises (in shares)					81,797
Stock option exercises	3.2				$ 4.0	(0.8)
Issuance of common stock related to vesting of share units (in shares)					113,748
Issuance of common stock related to vesting of share units	(4.8)				$ 6.3	(11.1)
Share-based continuing employment costs related to business combinations	0.8				$ 0.3	0.5
Share-based payments expense	11.9					11.9
Equity-classified share units dividend equivalents	0.0					0.4	(0.4)
Dividends on Series A Senior Preferred Shares		$ (1.8)		(6.7)				(1.8)	(6.7)
Dividends paid to common stockholders	(49.1)
Ending balance (in shares) at Jun. 30, 2023					181,983,976
Ending balance at Jun. 30, 2023	$ 4,922.1				$ 3,995.1	89.7	887.1			(52.1)	2.3
Beginning balance (in shares) at Dec. 31, 2023	485,000,000	485,000,000
Beginning balance at Dec. 31, 2023		$ 482.0	8.4
Increase (Decrease) in Temporary Equity
Net income			(0.1)
Total comprehensive (loss)			(0.1)
Ending balance (in shares) at Jun. 30, 2024	485,000,000	485,000,000
Ending balance at Jun. 30, 2024		$ 482.0	8.3
Beginning balance (in shares) at Dec. 31, 2023					182,843,942
Beginning balance at Dec. 31, 2023	$ 5,019.0				$ 4,054.2	88.0	918.5			(44.0)	2.3
Increase (Decrease) in Equity
Net income (loss)	218.5						218.5
Other comprehensive income (loss)	(35.5)									(35.5)
Controlling interests	183.0						218.5			(35.5)
Stock option exercises (in shares)					862,758
Stock option exercises	38.8				$ 49.1	(10.3)
Issuance of common stock related to vesting of share units (in shares)					278,945
Issuance of common stock related to vesting of share units	(12.2)				$ 13.1	(25.3)
Issuance of common stock related to ESPP (in shares)					257,051
Issuance of common stock related to ESPP	13.1				$ 16.3	(3.2)
Share-based continuing employment costs related to business combinations (in shares)					(4,421)
Share-based continuing employment costs related to business combinations	(0.2)					(0.2)
Share-based payments expense	32.0					32.0
Equity-classified share units dividend equivalents	0.0					0.9	(0.9)
Dividends on Series A Senior Preferred Shares		$ (3.6)		(13.4)				(3.6)	(13.4)
Dividends paid to common stockholders	(98.9)
Ending balance (in shares) at Jun. 30, 2024					184,238,275
Ending balance at Jun. 30, 2024	$ 5,157.6				$ 4,132.7	81.9	1,020.2			(79.5)	2.3
Beginning balance (in shares) at Mar. 31, 2024		485,000,000
Beginning balance at Mar. 31, 2024		$ 482.0	8.4
Increase (Decrease) in Temporary Equity
Net income			(0.1)
Total comprehensive (loss)			(0.1)
Ending balance (in shares) at Jun. 30, 2024	485,000,000	485,000,000
Ending balance at Jun. 30, 2024		$ 482.0	$ 8.3
Beginning balance (in shares) at Mar. 31, 2024					183,610,424
Beginning balance at Mar. 31, 2024	$ 5,068.6				$ 4,094.5	73.1	967.7			(69.0)	2.3
Increase (Decrease) in Equity
Net income (loss)	111.1						111.1
Other comprehensive income (loss)	(10.5)									(10.5)
Controlling interests	100.6						111.1			(10.5)
Stock option exercises (in shares)					352,048
Stock option exercises	16.7				$ 21.0	(4.3)
Issuance of common stock related to vesting of share units (in shares)					23,173
Issuance of common stock related to vesting of share units	(1.0)				$ 0.9	(1.9)
Issuance of common stock related to ESPP (in shares)					257,051
Issuance of common stock related to ESPP	13.1				$ 16.3	(3.2)
Share-based continuing employment costs related to business combinations (in shares)					(4,421)
Share-based continuing employment costs related to business combinations	(0.2)					(0.2)
Share-based payments expense	17.9					17.9
Equity-classified share units dividend equivalents	0.0					0.5	(0.5)
Dividends on Series A Senior Preferred Shares		$ (1.8)		$ (6.7)				$ (1.8)	$ (6.7)
Dividends paid to common stockholders	(49.6)						(49.6)
Ending balance (in shares) at Jun. 30, 2024					184,238,275
Ending balance at Jun. 30, 2024	$ 5,157.6				$ 4,132.7	$ 81.9	$ 1,020.2			$ (79.5)	$ 2.3