CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Shares	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Distributions in Excess of Accumulated Earnings	Total Common Shareholders' Equity	Noncontrolling Interests
Balance at Dec. 31, 2020	$ 2,050,204	$ 86	$ 1,683,165	$ (74,891)	$ (167,321)	$ 1,441,039	$ 609,165
Balance (in Shares) at Dec. 31, 2020		86,269
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership			409			409	(409)
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership (in Shares)		26
Issuance of Common Shares	45,677	$ 2	45,675			45,677
Issuance of Common Shares (in Shares)		2,072
Dividends/distributions declared	(28,308)				(26,208)	(26,208)	(2,100)
Employee and trustee stock compensation, net	7,135		687			687	6,448
Employee and trustee stock compensation, net (in Shares)		52
Noncontrolling interest distributions	(10,031)						(10,031)
Noncontrolling interest contributions	17,109						17,109
Comprehensive income (loss)	35,176			26,982	8,528	35,510	(334)
Reallocation of noncontrolling interests			750			750	(750)	[1]
Balance at Jun. 30, 2021	2,116,962	$ 88	1,730,686	(47,909)	(185,001)	1,497,864	619,098
Balance (in Shares) at Jun. 30, 2021		88,419
Balance at Dec. 31, 2020	2,050,204	$ 86	1,683,165	(74,891)	(167,321)	1,441,039	609,165
Balance (in Shares) at Dec. 31, 2020		86,269
Balance at Dec. 31, 2021	$ 2,149,935	$ 89	1,754,383	(36,214)	(196,645)	1,521,613	628,322
Balance (in Shares) at Dec. 31, 2021	89,303,545	89,304
Balance at Mar. 31, 2021	$ 2,085,808	$ 86	1,683,552	(41,962)	(175,449)	1,466,227	619,581
Balance (in Shares) at Mar. 31, 2021		86,302
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership			115			115	(115)
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership (in Shares)		7
Issuance of Common Shares	45,677	$ 2	45,675			45,677
Issuance of Common Shares (in Shares)		2,072
Dividends/distributions declared	(14,315)				(13,263)	(13,263)	(1,052)
Employee and trustee stock compensation, net	2,624		225			225	2,399
Employee and trustee stock compensation, net (in Shares)		38
Noncontrolling interest distributions	(4,355)						(4,355)
Noncontrolling interest contributions	5,868						5,868
Comprehensive income (loss)	(4,345)			(5,947)	3,711	(2,236)	(2,109)
Reallocation of noncontrolling interests			1,119			1,119	(1,119)	[1]
Balance at Jun. 30, 2021	2,116,962	$ 88	1,730,686	(47,909)	(185,001)	1,497,864	619,098
Balance (in Shares) at Jun. 30, 2021		88,419
Balance at Dec. 31, 2021	$ 2,149,935	$ 89	1,754,383	(36,214)	(196,645)	1,521,613	628,322
Balance (in Shares) at Dec. 31, 2021	89,303,545	89,304
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership			815			815	(815)
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership (in Shares)		51
Issuance of Common Shares	$ 119,485	$ 6	119,479			119,485
Issuance of Common Shares (in Shares)		5,522
Dividends/distributions declared	(36,667)				(34,098)	(34,098)	(2,569)
Acquisition of Noncontroling Interest	(18,506)		22,870			22,870	(41,376)
Employee and trustee stock compensation, net	6,358		687			687	5,671
Employee and trustee stock compensation, net (in Shares)		52
Noncontrolling interest distributions	(47,556)						(47,556)
Noncontrolling interest contributions	99,852						99,852
Comprehensive income (loss)	90,317			47,454	16,464	63,918	26,399
Reallocation of noncontrolling interests			(2,678)			(2,678)	2,678	[1]
Balance at Jun. 30, 2022	$ 2,363,218	$ 95	1,895,556	11,240	(214,279)	1,692,612	670,606
Balance (in Shares) at Jun. 30, 2022	94,928,598	94,929
Balance at Mar. 31, 2022	$ 2,408,206	$ 95	1,864,060	(5,724)	(196,818)	1,661,613	746,593
Balance (in Shares) at Mar. 31, 2022		94,508
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership			243			243	(243)
Conversion of OP Units to Common Shares by limited partners of the Operating Partnership (in Shares)		16
Issuance of Common Shares	7,968		7,968			7,968
Issuance of Common Shares (in Shares)		375
Dividends/distributions declared	(18,373)				(17,087)	(17,087)	(1,286)
Acquisition of Noncontroling Interest	(18,506)		22,870			22,870	(41,376)
Employee and trustee stock compensation, net	2,540		257			257	2,283
Employee and trustee stock compensation, net (in Shares)		30
Noncontrolling interest distributions	(24,776)						(24,776)
Noncontrolling interest contributions	723						723
Comprehensive income (loss)	5,436			16,964	(374)	16,590	(11,154)
Reallocation of noncontrolling interests			158			158	(158)	[1]
Balance at Jun. 30, 2022	$ 2,363,218	$ 95	$ 1,895,556	$ 11,240	$ (214,279)	$ 1,692,612	$ 670,606
Balance (in Shares) at Jun. 30, 2022	94,928,598	94,929

[1] Adjustment reflects the difference between the fair value of the consideration received or paid and the book value of the Common Shares, Common OP Units, Preferred OP Units, and LTIP Units involving changes in ownership.