Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Preferred Shares	Common Shares	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss)	Distributions in Excess of Retained Earnings	Total Shareholders' Equity	Total Shareholders' Equity Cumulative Effect, Period of Adoption, Adjustment	Non-Controlling Interests
Beginning balance (in shares) at Dec. 31, 2018		20,400,000	130,311,289
Beginning balance at Dec. 31, 2018	$ 3,769,930	$ 204	$ 1,303	$ 4,065,804		$ 1,330	$ (308,806)	$ 3,759,835		$ 10,095
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares, net of offering costs	(275)			(275)				(275)
Issuance of common shares for Board of Trustees compensation (in shares)			25,282
Issuance of common shares for Board of Trustees compensation	740		$ 1	739				740
Repurchase of common shares (in shares)			(126,681)
Repurchase of common shares	(4,009)		$ (1)	(4,008)				(4,009)
Share-based compensation (in shares)			275,066
Share-based compensation	8,239		$ 2	7,180				7,182		1,057
Distributions on common shares/units	(199,638)						(199,076)	(199,076)		(562)
Distributions on preferred shares	(32,606)						(32,556)	(32,556)		(50)
Redemption of non-controlling interest LTIP units	(125)			(30)				(30)		(95)
Other comprehensive income (loss):
Change in fair value of derivative instruments	(25,785)					(25,785)		(25,785)
Amounts reclassified from other comprehensive income	(260)					(260)		(260)
Net income (loss)	115,725						115,442	115,442		283
Ending balance (in shares) at Dec. 31, 2019		20,400,000	130,484,956
Ending balance at Dec. 31, 2019	3,631,936	$ 204	$ 1,305	4,069,410		(24,715)	(424,996)	3,621,208		10,728
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares, net of offering costs	(119)			(119)				(119)
Issuance of common shares for Board of Trustees compensation (in shares)			23,528
Issuance of common shares for Board of Trustees compensation	637		$ 1	636				637
Repurchase of common shares (in shares)			(47,507)
Repurchase of common shares	(1,255)		$ (1)	(1,254)				(1,255)
Share-based compensation (in shares)			103,083
Share-based compensation	22,779		$ 1	12,162				12,163		10,616
Distributions on common shares/units	(4,737)						(4,692)	(4,692)		(45)
Distributions on preferred shares	(32,556)						(32,556)	(32,556)
Redemption of non-controlling interest LTIP units (in shares)			109,240
Redemption of non-controlling interest LTIP units	0		$ 1	13,445				13,446		(13,446)
Equity component of convertible senior notes	113,890			113,890				113,890
Purchases of capped calls in connection with convertible senior notes	(38,300)			(38,300)				(38,300)
Other comprehensive income (loss):
Change in fair value of derivative instruments	(63,861)					(63,861)		(63,861)
Amounts reclassified from other comprehensive income	28,505					28,505		28,505
Net income (loss)	(392,593)						(391,729)	(391,729)		(864)
Ending balance (in shares) at Dec. 31, 2020		20,400,000	130,673,300
Ending balance at Dec. 31, 2020	3,264,326	$ 204	$ 1,307	4,169,870	$ (113,099)	(60,071)	(853,973)	3,257,337	$ (113,099)	6,989
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Redemption of preferred shares (in shares)		(10,000,000)
Redemption of preferred shares	(250,000)	$ (100)		(241,845)			(8,055)	(250,000)
Issuance of shares, net of offering costs (in shares)		19,200,000
Issuance of shares, net of offering costs	464,054	$ 192		463,862				464,054
Issuance of common shares for Board of Trustees compensation (in shares)			27,711
Issuance of common shares for Board of Trustees compensation	516		$ 1	515				516
Repurchase of common shares (in shares)			(38,310)
Repurchase of common shares	(720)		$ (1)	(719)				(720)
Share-based compensation (in shares)			151,049
Share-based compensation	12,879		$ 1	10,433				10,434		2,445
Distributions on common shares/units	(5,098)						(5,032)	(5,032)		(66)
Distributions on preferred shares	(42,105)						(42,105)	(42,105)
Other adjustment	0					393		393		(393)
Purchases of capped calls in connection with convertible senior notes				(20,975)				(20,975)
Other comprehensive income (loss):
Change in fair value of derivative instruments	15,289					15,026		15,026		263
Amounts reclassified from other comprehensive income	25,210					25,210		25,210
Net income (loss)	(186,372)						(184,858)	(184,858)		(1,514)
Ending balance (in shares) at Dec. 31, 2021		29,600,000	130,813,750
Ending balance at Dec. 31, 2021	$ 3,163,905	$ 296	$ 1,308	$ 4,268,042		$ (19,442)	$ (1,094,023)	$ 3,156,181		$ 7,724