Consolidated Statements of Stockholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock		APIC	[1]	Retained Earnings	AOCI	[2]
Beginning balance (in shares) at Dec. 31, 2021		70.4
Beginning balance at Dec. 31, 2021	$ 1,812.4	$ 0.7		$ 1,148.6		$ 682.5	$ (19.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase and retired of common stock, net (in shares)	(6.8)	(6.9)
Repurchase and retirement of common stock, net	$ (388.2)	$ (0.1)				(388.1)
Issuance of common stock, net of shares withheld for taxes (in shares)		0.7
Issuance of common stock, net of shares withheld for taxes	11.0	$ 0.0		11.0
Stock-based compensation	27.6			27.6
Other comprehensive income (loss)	6.9						6.9
Net income (loss)	458.4					458.4
Dividends on Preferred Stock	(24.0)					(24.0)
Ending balance (in shares) at Dec. 31, 2022		64.2
Ending balance at Dec. 31, 2022	$ 1,904.1	$ 0.6		1,187.2		728.8	(12.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase and retired of common stock, net (in shares)	(1.6)	(1.6)
Repurchase and retirement of common stock, net	$ (111.5)	$ (0.0)				(111.5)
Issuance of common stock, net of shares withheld for taxes (in shares)		0.7
Issuance of common stock, net of shares withheld for taxes	(1.1)	$ 0.0	[1]	(1.1)
Repurchase of Preferred Stock, net	(414.6)					(414.6)
Stock-based compensation	28.0			28.0
Other comprehensive income (loss)	(1.8)						(1.8)
Proceeds from disgorgement of short-swing profits, net of tax	4.3			4.3
Net income (loss)	435.0					435.0
Dividends on Preferred Stock	(18.9)					(18.9)
Ending balance (in shares) at Dec. 31, 2023		63.3
Ending balance at Dec. 31, 2023	$ 1,823.5	$ 0.6		1,218.4		618.8	(14.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase and retired of common stock, net (in shares)	(2.4)	(2.4)
Repurchase and retirement of common stock, net	$ (226.8)	$ (0.0)				(226.8)
Issuance of common stock, net of shares withheld for taxes (in shares)		0.6
Issuance of common stock, net of shares withheld for taxes	15.0	$ 0.0	[1]	15.0
Stock-based compensation	31.0			31.0
Other comprehensive income (loss)	(11.9)						(11.9)
Net income (loss)	361.7					361.7
Ending balance (in shares) at Dec. 31, 2024		61.5
Ending balance at Dec. 31, 2024	$ 1,992.5	$ 0.6		$ 1,264.4		$ 753.7	$ (26.2)

[1] Additional Paid-in Capital (“APIC”).

[2] Accumulated Other Comprehensive Income (Loss) (“AOCI”). 3.See Note 7 for additional information.