Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - USD ($) $ in Millions	Restricted Stock [Member] Common Stock [Member] Common Class A [Member]	Restricted Stock [Member] Common Stock [Member]	Restricted Stock [Member] Retained Earnings [Member]	Restricted Stock [Member] Treasury Stock, Common [Member] Common Class A [Member]	Restricted Stock [Member] Treasury Stock, Common [Member]	Restricted Stock [Member] AOCI Attributable to Parent [Member]	Restricted Stock [Member]	Restricted Stock Units (RSUs) [Member] Common Stock [Member] Common Class A [Member]	Restricted Stock Units (RSUs) [Member] Common Stock [Member]	Restricted Stock Units (RSUs) [Member] Retained Earnings [Member]	Restricted Stock Units (RSUs) [Member] Treasury Stock, Common [Member] Common Class A [Member]	Restricted Stock Units (RSUs) [Member] Treasury Stock, Common [Member]	Restricted Stock Units (RSUs) [Member] AOCI Attributable to Parent [Member]	Restricted Stock Units (RSUs) [Member]	Common Stock [Member] Common Class A [Member]	Common Stock [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member] Common Class A [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2023															10,413,993	107,179,827
Balance at Dec. 31, 2023															$ 50	$ 1,174	$ 1,084	$ (32)	$ (282)	$ (23)	$ 1,971
Balance (in shares) at Dec. 31, 2023																		(2,251,727)	(19,952,346)
Net income															0	0	88	$ 0	$ 0	0	88
Preferred stock dividends															0	0	(13)	0	0	0	(13)
Common stock dividends															$ 0	$ 0	(8)	$ 0	$ 0	0	(8)
401(k) Plan (in shares)															0	1,765,444		0	0
401(k) Plan															$ 0	$ 9	0	$ 0	$ 0	0	9
Restricted stock awards (in shares)	823,393	1,126,296		(142,895)	(146,470)			0	564,793		0	(188,400)
Restricted stock awards	$ 0	$ 0	$ 0	$ (1)	$ (1)	$ 0	$ (2)	$ 0	$ 0	$ 0	$ 0	$ (1)	$ 0	$ (1)
Stock-based compensation															$ 2	$ 4	0	0	0	0	6
Balance (in shares) at Mar. 31, 2024															11,237,386	110,636,360
Balance at Mar. 31, 2024															$ 52	$ 1,187	1,151	$ (33)	$ (284)	(23)	2,050
Balance (in shares) at Mar. 31, 2024																		(2,394,622)	(20,287,216)
Restricted stock awards	$ (0)	$ (0)	(0)	$ 1	$ 1	(0)	2	$ (0)	$ (0)	(0)	$ (0)	$ 1	(0)	1
Balance (in shares) at Dec. 31, 2024															11,237,386	111,166,022
Balance at Dec. 31, 2024															$ 57	$ 1,198	1,375	$ (33)	$ (284)	(30)	2,283
Balance (in shares) at Dec. 31, 2024																		(2,423,199)	(20,397,775)
Net income															0	0	(9)	$ 0	$ 0	0	(9)
Preferred stock dividends															0	0	(13)	0	0	0	(13)
Common stock dividends															0	0	(8)	0	0	0	(8)
Restricted stock awards (in shares)	961,422	1,105,758		(189,201)	(372,670)			0	1,163,515		0	(377,291)
Restricted stock awards	$ 0	$ 0	0	$ 2	$ 1	0	3	$ 0	$ 0	0	$ 0	$ 2	0	2
Stock-based compensation															$ 2	$ 5	0	0	0	0	7
Balance (in shares) at Mar. 31, 2025															12,198,808	113,435,295
Balance at Mar. 31, 2025															$ 59	$ 1,203	$ 1,345	$ (35)	$ (287)	$ (31)	$ 2,254
Balance (in shares) at Mar. 31, 2025																		(2,612,400)	(21,147,736)
Restricted stock awards	$ 0	$ 0	$ 0	$ (2)	$ (1)	$ 0	$ (3)	$ 0	$ 0	$ 0	$ 0	$ (2)	$ 0	$ (2)