Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Total Shareholders' Equity	Preferred Shares	Common Shares	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Distributions in Excess of Retained Earnings	Non-Controlling Interests
Preferred stock, beginning balance (in shares) at Dec. 31, 2021			29,600,000
Common shares, beginning balance (in shares) at Dec. 31, 2021				130,813,750
Beginning balance at Dec. 31, 2021	$ 3,163,905	$ 3,156,181	$ 296	$ 1,308	$ 4,268,042	$ (19,442)	$ (1,094,023)	$ 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	738		$ 1	737
Repurchase of common shares (in shares)				(49,787)
Repurchase of common shares	(1,113)	(1,113)		$ (1)	(1,112)
Share-based compensation (in shares)				107,303
Share-based compensation	8,155	6,060		$ 1	6,059			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
Common shares, ending balance (in shares) at Sep. 30, 2022				130,905,132
Ending balance at Sep. 30, 2022	3,223,425	3,135,715	$ 296	$ 1,309	4,273,603	38,796	(1,178,289)	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	3,105,829	$ 296	$ 1,309	4,271,169	23,748	(1,190,693)	86,847
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares, net of offering costs	(48)	(48)			(48)
Share-based compensation (in shares)				0
Share-based compensation	3,181	2,482		$ 0	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
Common shares, ending balance (in shares) at Sep. 30, 2022				130,905,132
Ending balance at Sep. 30, 2022	$ 3,223,425	3,135,715	$ 296	$ 1,309	4,273,603	38,796	(1,178,289)	87,710
Preferred stock, beginning balance (in shares) at Dec. 31, 2022	28,600,000		28,600,000
Common shares, beginning balance (in shares) at Dec. 31, 2022	126,345,293			126,345,293
Beginning balance at Dec. 31, 2022	$ 3,084,543	2,996,515	$ 286	$ 1,263	4,182,359	35,724	(1,223,117)	88,028
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common shares for Board of Trustees compensation (in shares)				55,480
Issuance of common shares for Board of Trustees compensation	754	754		$ 1	753
Repurchase of common shares (in shares)				(6,578,436)
Repurchase of common shares	(92,753)	(92,753)		$ (65)	(92,688)
Share-based compensation (in shares)				235,407
Share-based compensation	9,231	6,708		$ 2	6,706			2,523
Distributions on common shares/units	(3,711)	(3,664)					(3,664)	(47)
Distributions on preferred shares/units	(36,455)	(32,963)					(32,963)	(3,492)
Other comprehensive income (loss):
Change in fair value of derivative instruments	30,971	30,876				30,876		95
Amounts reclassified from other comprehensive income	(20,766)	(20,766)				(20,766)
Net income (loss)	$ (32,346)	(35,345)					(35,345)	2,999
Preferred stock, ending balance (in shares) at Sep. 30, 2023	28,600,000		28,600,000
Common shares, ending balance (in shares) at Sep. 30, 2023	120,057,744			120,057,744
Ending balance at Sep. 30, 2023	$ 2,939,468	2,849,362	$ 286	$ 1,201	4,097,130	45,834	(1,295,089)	90,106
Preferred stock, beginning balance (in shares) at Jun. 30, 2023			28,600,000
Common shares, beginning balance (in shares) at Jun. 30, 2023				120,057,744
Beginning balance at Jun. 30, 2023	3,004,112	2,914,375	$ 286	$ 1,201	4,094,680	43,956	(1,225,748)	89,737
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation (in shares)				0
Share-based compensation	3,320	2,450		$ 0	2,450			870
Distributions on common shares/units	(1,222)	(1,211)					(1,211)	(11)
Distributions on preferred shares/units	(12,152)	(10,988)					(10,988)	(1,164)
Other comprehensive income (loss):
Change in fair value of derivative instruments	9,897	9,881				9,881		16
Amounts reclassified from other comprehensive income	(8,003)	(8,003)				(8,003)
Net income (loss)	$ (56,484)	(57,142)					(57,142)	658
Preferred stock, ending balance (in shares) at Sep. 30, 2023	28,600,000		28,600,000
Common shares, ending balance (in shares) at Sep. 30, 2023	120,057,744			120,057,744
Ending balance at Sep. 30, 2023	$ 2,939,468	$ 2,849,362	$ 286	$ 1,201	$ 4,097,130	$ 45,834	$ (1,295,089)	$ 90,106