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
Preferred stock, beginning balance (in shares) at Dec. 31, 2020		20,400,000
Common shares, beginning balance (in shares) at Dec. 31, 2020			130,673,300
Beginning 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)		(241,857)			(8,043)	(250,000)
Issuance of shares, net of offering costs (in shares)		19,200,000
Issuance of shares, net of offering costs	464,106	$ 192		463,914				464,106
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	9,791		$ 1	8,046				8,047		1,744
Distributions on common shares/units	(3,754)						(3,713)	(3,713)		(41)
Distributions on preferred shares/units	(30,761)						(30,761)	(30,761)
Purchases of capped calls in connection with convertible senior notes				(20,975)				(20,975)
Other adjustment	0					393		393		(393)
Other comprehensive income (loss):
Change in fair value of derivative instruments	7,103					6,930		6,930		173
Amounts reclassified from other comprehensive income	19,319					19,319		19,319
Net income (loss)	(143,550)						(142,465)	(142,465)		(1,085)
Preferred stock, ending balance (in shares) at Sep. 30, 2021		29,600,000
Common shares, ending balance (in shares) at Sep. 30, 2021			130,813,750
Ending balance at Sep. 30, 2021	3,202,302	$ 296	$ 1,308	4,265,695		(33,429)	(1,038,955)	3,194,915		7,387
Preferred stock, beginning balance (in shares) at Jun. 30, 2021		29,600,000
Common shares, beginning balance (in shares) at Jun. 30, 2021			130,813,750
Beginning balance at Jun. 30, 2021	3,238,646	$ 296	$ 1,308	4,263,473		(39,820)	(993,654)	3,231,603		7,043
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Redemption of preferred shares (in shares)		(10,000,000)
Redemption of preferred shares	(250,000)	$ (100)		(241,857)			(8,043)	(250,000)
Issuance of shares, net of offering costs (in shares)		10,000,000
Issuance of shares, net of offering costs	241,776	$ 100		241,676				241,776
Share-based compensation	3,100			2,403				2,403		697
Distributions on common shares/units	(1,325)						(1,317)	(1,317)		(8)
Distributions on preferred shares/units	(12,528)						(12,528)	(12,528)
Other adjustment	0					393		393		(393)
Other comprehensive income (loss):
Change in fair value of derivative instruments	(323)					(496)		(496)		173
Amounts reclassified from other comprehensive income	6,494					6,494		6,494
Net income (loss)	(23,538)						(23,413)	(23,413)		(125)
Preferred stock, ending balance (in shares) at Sep. 30, 2021		29,600,000
Common shares, ending balance (in shares) at Sep. 30, 2021			130,813,750
Ending balance at Sep. 30, 2021	$ 3,202,302	$ 296	$ 1,308	4,265,695		(33,429)	(1,038,955)	3,194,915		7,387
Preferred stock, beginning balance (in shares) at Dec. 31, 2021	29,600,000	29,600,000
Common shares, beginning balance (in shares) at Dec. 31, 2021	130,813,750		130,813,750
Beginning balance at Dec. 31, 2021	$ 3,163,905	$ 296	$ 1,308	4,268,042		(19,442)	(1,094,023)	3,156,181		7,724
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares, net of offering costs	(123)			(123)				(123)
Issuance of operating partnership units	78,000									78,000
Issuance of common shares for Board of Trustees compensation (in shares)			33,866
Issuance of common shares for Board of Trustees compensation	738		$ 1	737				738
Repurchase of common shares (in shares)			(49,787)
Repurchase of common shares	(1,113)		$ (1)	(1,112)				(1,113)
Share-based compensation (in shares)			107,303
Share-based compensation	8,155		$ 1	6,059				6,060		2,095
Distributions on common shares/units	(3,806)						(3,762)	(3,762)		(44)
Distributions on preferred shares/units	(35,842)						(34,031)	(34,031)		(1,811)
Other comprehensive income (loss):
Change in fair value of derivative instruments	53,184					52,797		52,797		387
Amounts reclassified from other comprehensive income	5,441					5,441		5,441
Net income (loss)	$ (45,114)						(46,473)	(46,473)		1,359
Preferred stock, ending balance (in shares) at Sep. 30, 2022	29,600,000	29,600,000
Common shares, ending balance (in shares) at Sep. 30, 2022	130,905,132		130,905,132
Ending balance at Sep. 30, 2022	$ 3,223,425	$ 296	$ 1,309	4,273,603		38,796	(1,178,289)	3,135,715		87,710
Preferred stock, beginning balance (in shares) at Jun. 30, 2022		29,600,000
Common shares, beginning balance (in shares) at Jun. 30, 2022			130,905,132
Beginning balance at Jun. 30, 2022	3,192,676	$ 296	$ 1,309	4,271,169		23,748	(1,190,693)	3,105,829		86,847
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares, net of offering costs	(48)			(48)				(48)
Issuance of operating partnership units	0									0
Share-based compensation	3,181			2,482				2,482		699
Distributions on common shares/units	(1,331)						(1,320)	(1,320)		(11)
Distributions on preferred shares/units	(12,508)						(11,344)	(11,344)		(1,164)
Other comprehensive income (loss):
Change in fair value of derivative instruments	16,487					16,385		16,385		102
Amounts reclassified from other comprehensive income	(1,337)					(1,337)		(1,337)
Net income (loss)	$ 26,305						25,068	25,068		1,237
Preferred stock, ending balance (in shares) at Sep. 30, 2022	29,600,000	29,600,000
Common shares, ending balance (in shares) at Sep. 30, 2022	130,905,132		130,905,132
Ending balance at Sep. 30, 2022	$ 3,223,425	$ 296	$ 1,309	$ 4,273,603		$ 38,796	$ (1,178,289)	$ 3,135,715		$ 87,710