Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2023		Sep. 30, 2022		Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net earnings from continuing operations	$ (23,344)		$ 131,616		$ (1,416,182)	$ 374,104
Less: Earnings allocated to unvested restricted stock	374	[1]	(2,331)	[1]	136	(6,721)
Undistributed Earnings, Basic	(32,917)		119,893		(1,445,887)	357,991
Net earnings allocated to common shares	$ (33,291)		$ 122,224		$ (1,446,023)	$ 364,712
Weighted-average basic shares and unvested restricted stock outstanding (shares)	120,004		120,342		120,172	119,989
Weighted-average unvested restricted stock outstanding (shares)	(1,446)		(2,556)		(1,922)	(2,422)
Weighted-average basic shares outstanding (shares)	118,558		117,786		118,250	117,567
Basic net income per share (usd per share)	$ (0.28)		$ 1.02		$ (12.23)	$ 3.04
Net earnings from continuing operations allocated to common shares	$ (32,917)		$ 119,893		$ (1,445,887)	$ 357,991
Diluted net income per share (usd per share)	$ (0.28)		$ 1.02		$ (12.23)	$ 3.04
Preferred Stock Dividends, Income Statement Impact	$ (9,947)		$ (9,392)		$ (29,841)	$ (9,392)

[1] Represents cash dividends paid to holders of unvested restricted stock, net of forfeitures, plus undistributed earnings amounts available to holders of unvested restricted stock, if any.