Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Millions		Total	Noncumulative Series B Preferred Stock	Noncumulative Convertible Preferred Stock Series C	Series B Preferred Stock	Series C Preferred Stock	Preferred Stock (Par Value: $0.01)	Common Stock (Par Value: 0.01)	Common Stock (Par Value: 0.01) Series B Preferred Stock	Common Stock (Par Value: 0.01) Series C Preferred Stock	Paid-in Capital in excess of Par	Paid-in Capital in excess of Par Series B Preferred Stock	Paid-in Capital in excess of Par Series C Preferred Stock	(Accumulated deficit)/Retained Earnings	Treasury Stock, at Cost	Accumulated Other Comprehensive Loss, Net of Tax
Beginning balance (in shares) at Dec. 31, 2021	[1]	155,005,214
Beginning balance at Dec. 31, 2021		$ 7,044					$ 503	$ 0			$ 6,131			$ 741	$ (246)	$ (85)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance and exercise of stock (in shares)	[1]	71,663,439
Issuance and exercise of stock		$ 2,010						2			2,008
Shares issued for restricted stock, net of forfeitures (in shares)	[1]	1,182,770
Shares issued for restricted stock, net of forfeitures		$ 0									(33)				33
Compensation expense related to restricted stock awards		29									29
Net (loss) income		650												650
Dividends paid on common stock		(317)												(317)
Dividends paid on preferred stock		$ (33)												(33)
Purchase of common stock (in shares)	[1]	(778,978)
Purchase of common stock		$ (24)													(24)
Other comprehensive (loss) income, net of tax		$ (535)														(535)
Ending balance (in shares) at Dec. 31, 2022	[1]	227,072,445
Ending balance at Dec. 31, 2022		$ 8,824					503	2			8,135			1,041	(237)	(620)
Beginning balance at Dec. 31, 2021		0
Ending balance at Dec. 31, 2022		$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance and exercise of stock (in shares)	[1]	13,010,668
Issuance and exercise of stock		$ 85						0			85
Shares issued for restricted stock, net of forfeitures (in shares)	[1]	1,024,855
Shares issued for restricted stock, net of forfeitures		$ 0									(31)				31
Compensation expense related to restricted stock awards		47									47
Net (loss) income		(79)												(79)
Dividends paid on common stock		(486)												(486)
Dividends paid on preferred stock		$ (33)												(33)
Purchase of common stock (in shares)	[1]	(419,178)
Purchase of common stock		$ (12)													(12)
Other comprehensive (loss) income, net of tax		$ 21														21
Ending balance (in shares) at Dec. 31, 2023	[1]	240,688,790
Ending balance at Dec. 31, 2023		$ 8,367					503	2			8,236			443	(218)	(599)
Ending balance at Dec. 31, 2023		$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of mezzanine preferred stock Series , net (in shares)	[1]		0	0
Issuance and exercise of stock (in shares)	[1]	25,543,655			63,770,655	85,435,619
Issuance and exercise of stock		$ 102			$ 258	$ 342			$ 1	$ 1	102	$ 257	$ 341
Issuance of warrants to purchase common shares (in shares)	[1]	0
Issuance of warrants to purchase common shares		$ 302									302
Shares issued for restricted stock, net of forfeitures (in shares)	[1]	(16,633)
Shares issued for restricted stock, net of forfeitures		$ 0									(10)				10
Compensation expense related to restricted stock awards		54									54
Net (loss) income		(1,118)												(1,118)
Dividends paid on common stock		(53)												(53)
Dividends paid on preferred stock		$ (35)												(35)
Purchase of common stock (in shares)	[1]	(487,458)
Purchase of common stock		$ (11)													(11)
Other comprehensive (loss) income, net of tax		$ (41)														(41)
Ending balance (in shares) at Dec. 31, 2024	[1]	414,934,628
Ending balance at Dec. 31, 2024		$ 8,167					$ 503	$ 4			$ 9,282			$ (763)	$ (219)	$ (640)
Preferred Stock Mezzanine (Par Value: $0.01)
Issuance of mezzanine preferred stock Series , net			$ 258	$ 346
Issuance of common shares for the conversion of Series B/ C preferred, net					$ (257)	$ (346)
Ending balance at Dec. 31, 2024		$ 1

[1] On June 27, 2024, the Company announced a 1 for 3 reverse stock split, effective July 11, 2024. This reverse stock split is reflected retroactively         in all periods presented. See Note 1 - Description of Business, Organization and Basis of Presentation