Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Preferred Stock	Common Shares [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]
Balance, Amount at Dec. 31, 2022	$ 1,962,815	$ 541,482	$ 889	$ 1,947,266	$ (526,822)
Balance, Shares at Dec. 31, 2022		22,400	88,889
Net Income (Loss)	146,743	$ 0	$ 0	0	146,743
Share-based compensation, Amount	2,854	0	$ 1	2,853	0
Share-based compensation, Shares			146
Dividends:
Preferred shares dividends	(31,364)	0	$ 0	0	(31,364)
Common share dividends	(104,959)	0	0	0	(104,959)
Repurchase of common shares, Amount	$ (27,011)	$ 0	$ (22)	(26,989)	0
Repurchase of common shares, Shares	(2,274)	0	(2,274)
Balance, Amount at Sep. 30, 2023	$ 1,949,078	$ 541,482	$ 868	1,923,130	(516,402)
Balance, Shares at Sep. 30, 2023		22,400	86,761
Balance, Amount at Jun. 30, 2023	1,931,496	$ 541,482	$ 868	1,921,710	(532,564)
Balance, Shares at Jun. 30, 2023		22,400	86,761
Net Income (Loss)	61,422	$ 0	$ 0	0	61,422
Share-based compensation, Amount	1,420	$ 0	$ 0	1,420	0
Share-based compensation, Shares		0	0
Dividends:
Preferred shares dividends	(10,455)	$ 0	$ 0	0	(10,455)
Common share dividends	(34,805)	0	0	0	(34,805)
Balance, Amount at Sep. 30, 2023	1,949,078	$ 541,482	$ 868	1,923,130	(516,402)
Balance, Shares at Sep. 30, 2023		22,400	86,761
Balance, Amount at Dec. 31, 2023	1,957,090	$ 541,482	$ 866	1,923,437	(508,695)
Balance, Shares at Dec. 31, 2023		22,400	86,624
Net Income (Loss)	114,449	$ 0	$ 0	0	114,449
Share-based compensation, Amount	1,162	0	$ 3	1,159	0
Share-based compensation, Shares			237
Dividends:
Preferred shares dividends	(31,364)	0	$ 0	0	(31,364)
Common share dividends	(104,550)	0	0	0	(104,550)
Repurchase of common shares, Amount	$ 0
Repurchase of common shares, Shares	0
Balance, Amount at Sep. 30, 2024	$ 1,936,787	$ 541,482	$ 869	1,924,596	(530,160)
Balance, Shares at Sep. 30, 2024		22,400	86,861
Balance, Amount at Jun. 30, 2024	1,939,869	$ 541,482	$ 869	1,923,780	(526,262)
Balance, Shares at Jun. 30, 2024		22,400	86,861
Net Income (Loss)	41,407	$ 0	$ 0	0	41,407
Share-based compensation, Amount	816	$ 0	$ 0	816	0
Share-based compensation, Shares		0	0
Dividends:
Preferred shares dividends	(10,455)	$ 0	$ 0	0	(10,455)
Common share dividends	(34,850)	0	0	0	(34,850)
Balance, Amount at Sep. 30, 2024	$ 1,936,787	$ 541,482	$ 869	$ 1,924,596	$ (530,160)
Balance, Shares at Sep. 30, 2024		22,400	86,861