Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common stock	Retained earnings	Accumulated other comprehensive income (loss)
Beginning balance (in shares) at Dec. 31, 2022		109,471,000
Beginning balance at Dec. 31, 2022	$ 2,202,499	$ 1,692,697	$ 845,830	$ (336,028)
Increase (decrease) in stockholders' equity
Net income (loss) for common stock	54,721		54,721
Other comprehensive (loss) income, net of tax benefits	20,488			20,488
Share-based expenses and other, net (in shares)		101,000
Share-based expenses and other, net	(307)	$ (307)
Common stock dividends	(39,446)		(39,446)
Ending balance (in shares) at Mar. 31, 2023		109,572,000
Ending balance at Mar. 31, 2023	2,237,955	$ 1,692,390	861,105	(315,540)
Beginning balance (in shares) at Dec. 31, 2022		109,471,000
Beginning balance at Dec. 31, 2022	2,202,499	$ 1,692,697	845,830	(336,028)
Increase (decrease) in stockholders' equity
Net income (loss) for common stock	109,331
Other comprehensive (loss) income, net of tax benefits	12,879
Ending balance (in shares) at Jun. 30, 2023		109,612,000
Ending balance at Jun. 30, 2023	2,249,377	$ 1,696,258	876,268	(323,149)
Beginning balance (in shares) at Mar. 31, 2023		109,572,000
Beginning balance at Mar. 31, 2023	2,237,955	$ 1,692,390	861,105	(315,540)
Increase (decrease) in stockholders' equity
Net income (loss) for common stock	54,610		54,610
Other comprehensive (loss) income, net of tax benefits	(7,609)			(7,609)
Share-based expenses and other, net (in shares)		40,000
Share-based expenses and other, net	3,868	$ 3,868
Common stock dividends	(39,447)		(39,447)
Ending balance (in shares) at Jun. 30, 2023		109,612,000
Ending balance at Jun. 30, 2023	$ 2,249,377	$ 1,696,258	876,268	(323,149)
Beginning balance (in shares) at Dec. 31, 2023	110,151,798	110,152,000
Beginning balance at Dec. 31, 2023	$ 2,344,841	$ 1,707,471	926,720	(289,350)
Increase (decrease) in stockholders' equity
Net income (loss) for common stock	42,122		42,122
Other comprehensive (loss) income, net of tax benefits	(9,801)			(9,801)
Share-based expenses and other, net (in shares)		151,000
Share-based expenses and other, net	218	$ 218
Ending balance (in shares) at Mar. 31, 2024		110,303,000
Ending balance at Mar. 31, 2024	$ 2,377,380	$ 1,707,689	968,842	(299,151)
Beginning balance (in shares) at Dec. 31, 2023	110,151,798	110,152,000
Beginning balance at Dec. 31, 2023	$ 2,344,841	$ 1,707,471	926,720	(289,350)
Increase (decrease) in stockholders' equity
Net income (loss) for common stock	(1,253,362)
Other comprehensive (loss) income, net of tax benefits	$ (8,207)
Ending balance (in shares) at Jun. 30, 2024	110,303,446	110,303,000
Ending balance at Jun. 30, 2024	$ 1,085,273	$ 1,709,472	(326,642)	(297,557)
Beginning balance (in shares) at Mar. 31, 2024		110,303,000
Beginning balance at Mar. 31, 2024	2,377,380	$ 1,707,689	968,842	(299,151)
Increase (decrease) in stockholders' equity
Net income (loss) for common stock	(1,295,484)		(1,295,484)
Other comprehensive (loss) income, net of tax benefits	1,594			1,594
Share-based expenses and other, net	$ 1,783	$ 1,783
Ending balance (in shares) at Jun. 30, 2024	110,303,446	110,303,000
Ending balance at Jun. 30, 2024	$ 1,085,273	$ 1,709,472	$ (326,642)	$ (297,557)