CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	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)	Total Stockholders’ Equity	Non- Controlling Interest
Beginning balance (in shares) at Dec. 31, 2016		5,600,000	6,200,000	0	111,594,595
Beginning balance at Dec. 31, 2016	$ 2,270,184	$ 135,356	$ 149,860	$ 0	$ 1,116	$ 2,379,863	$ 293,668	$ (718,303)	$ 2,241,560	$ 28,624
Increase (Decrease) in Stockholders' Equity
Net income (loss)	353,057							348,607	348,607	4,450
Other comprehensive income (loss)	(33,058)						(32,640)		(32,640)	(418)
Proceeds from issuance of preferred stock, net of offering costs (in shares)				11,500,000
Proceeds from issuance of preferred stock, net of offering costs	278,108			$ 278,108					278,108
Stocks awards (in shares)					29,564
Common stock dividends	(181,931)							(181,931)	(181,931)
Common unit dividends	(2,323)									(2,323)
Preferred stock dividends	(27,707)							(27,707)	(27,707)
Amortization of equity-based compensation	548					541			541	7
Rebalancing of ownership percentage of non-controlling interest						3,952	1		3,953	(3,953)
Ending balance (in shares) at Dec. 31, 2017		5,600,000	6,200,000	11,500,000	111,624,159
Ending balance at Dec. 31, 2017	2,656,878	$ 135,356	$ 149,860	$ 278,108	$ 1,116	2,384,356	261,029	(579,334)	2,630,491	26,387
Increase (Decrease) in Stockholders' Equity
Net income (loss)	(70,536)							(70,790)	(70,790)	254
Other comprehensive income (loss)	$ (43,548)						(42,315)		(42,315)	(1,233)
Repurchase of shares of common stock (in shares)	(75,100)				(75,100)
Repurchase of shares of common stock	$ (1,144)				$ (1)	(1,143)			(1,144)
Stocks awards (in shares)					35,937
Common stock dividends	(187,537)							(187,537)	(187,537)
Common unit dividends	(1,796)									(1,796)
Preferred stock dividends	(44,426)							(44,426)	(44,426)
Amortization of equity-based compensation	570					561			561	9
Purchase of OP units from non-controlling interest	(21,764)					(798)	2,100		1,302	(23,066)
Rebalancing of ownership percentage of non-controlling interest	(1)					556	(1)		555	(555)
Ending balance (in shares) at Dec. 31, 2018		5,600,000	6,200,000	11,500,000	111,584,996
Ending balance at Dec. 31, 2018	2,286,697	$ 135,356	$ 149,860	$ 278,108	$ 1,115	2,383,532	220,813	(882,087)	2,286,697	0
Increase (Decrease) in Stockholders' Equity
Net income (loss)	364,101							364,101	364,101
Other comprehensive income (loss)	68,150						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			508,926
Stocks awards (in shares)					31,101
Common stock dividends	(252,071)							(252,071)	(252,071)
Preferred stock dividends	(44,426)							(44,426)	(44,426)
Amortization of equity-based compensation	522					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	$ 135,356	$ 149,860	$ 278,108	$ 1,443	$ 2,892,652	$ 288,963	$ (814,483)	$ 2,931,899	$ 0