CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Preferred Stock	Preferred Stock Series A Preferred Stock	Preferred Stock Series B Preferred Stock	Preferred Stock Series C Preferred Stock	Common Stock	Additional Paid in Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Distributions in Excess of Earnings)
Beginning balance (in shares) at Dec. 31, 2018				5,600,000	6,200,000	11,500,000	111,584,996
Beginning balance at Dec. 31, 2018	$ 2,286,697			$ 135,356	$ 149,860	$ 278,108	$ 1,115	$ 2,383,532	$ 220,813	$ (882,087)
Increase (Decrease) in Stockholders' Equity
Net income (loss)	364,101									364,101
Other comprehensive income (loss)	68,150								68,150
Proceeds from issuance of common stock, net of offering costs (in shares)							32,640,260
Proceeds from issuance of common stock, net of offering costs	508,926						$ 328	508,598
Stocks awards (in shares)							31,101
Stock awards	0
Common stock dividends	(252,071)									(252,071)
Preferred stock dividends	(44,426)									(44,426)
Amortization of equity-based compensation	522							522
Ending balance (in shares) at Dec. 31, 2019				5,600,000	6,200,000	11,500,000	144,256,357
Ending balance at Dec. 31, 2019	$ 2,931,899	$ 342		$ 135,356	$ 149,860	$ 278,108	$ 1,443	2,892,652	288,963	(814,483)
Increase (Decrease) in Stockholders' Equity
Accounting Standards Update [Extensible List]	Accounting Standards Update 2016-13 [Member]
Net income (loss)	$ (1,674,352)									(1,674,352)
Other comprehensive income (loss)	(230,358)								(230,358)
Proceeds from issuance of common stock, net of offering costs (in shares)							42,549,740
Proceeds from issuance of common stock, net of offering costs	420,737						$ 425	420,312
Stocks awards (in shares)							77,500
Stock awards	1						$ 1
Common stock dividends	(37,202)						$ 163	74,071		(111,436)
Common stock dividends (in shares)							16,338,511
Preferred stock dividends	(44,426)									(44,426)
Amortization of equity-based compensation	517							517
Ending balance (in shares) at Dec. 31, 2020				5,600,000	6,200,000	11,500,000	203,222,108
Ending balance at Dec. 31, 2020	1,367,158			$ 135,356	$ 149,860	$ 278,108	$ 2,032	3,387,552	58,605	(2,644,355)
Increase (Decrease) in Stockholders' Equity
Net income (loss)	(90,000)									(90,000)
Other comprehensive income (loss)	(21,319)								(21,319)
Proceeds from issuance of common stock, net of offering costs (in shares)							126,469,020
Proceeds from issuance of common stock, net of offering costs	429,504						$ 1,265	428,239
Stocks awards (in shares)							183,652
Stock awards	2						$ 2
Common stock dividends	(105,992)									(105,992)
Preferred stock dividends	(37,795)									(37,795)
Redemption of preferred stock (in shares)			(5,600,000)
Redemption of preferred stock	(140,038)		$ (135,356)							(4,682)
Amortization of equity-based compensation	615							615
Ending balance (in shares) at Dec. 31, 2021				0	6,200,000	11,500,000	329,874,780
Ending balance at Dec. 31, 2021	$ 1,402,135			$ 0	$ 149,860	$ 278,108	$ 3,299	$ 3,816,406	$ 37,286	$ (2,882,824)