Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023		Jun. 30, 2022		Jun. 30, 2023	Jun. 30, 2022
Earnings Per Share [Abstract]
Net earnings from continuing operations	$ (197,414)		$ 122,360		$ (1,392,838)	$ 242,488
Less: Earnings allocated to unvested restricted stock	82	[1]	(2,351)	[1]	(238)	(4,389)
Undistributed Earnings, Basic	(207,279)		120,009		(1,412,970)	238,099
Net earnings allocated to common shares	$ (207,361)		$ 122,360		$ (1,412,732)	$ 242,488
Weighted-average basic shares and unvested restricted stock outstanding (shares)	120,275		120,022		120,257	119,810
Weighted-average unvested restricted stock outstanding (shares)	(2,020)		(2,460)		(2,163)	(2,354)
Weighted-average basic shares outstanding (shares)	118,255		117,562		118,094	117,456
Basic net income per share (usd per share)	$ (1.75)		$ 1.02		$ (11.96)	$ 2.03
Net earnings from continuing operations allocated to common shares	$ (207,279)		$ 120,009		$ (1,412,970)	$ 238,099
Diluted net income per share (usd per share)	$ (1.75)		$ 1.02		$ (11.96)	$ 2.03
Preferred Stock Dividends, Income Statement Impact	$ (9,947)		$ 0		$ (19,894)	$ 0

[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.