Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Stockholders’ Investment	Common Stock	Additional Paid-In Capital	Treasury Stock	Distributions in Excess of Net Income	Accumulated Other Comprehensive Loss	Nonredeemable Noncontrolling Interests
Beginning balance at Dec. 31, 2020	$ 4,495,538	$ 4,467,134	$ 151,149	$ 5,542,762	$ (148,473)	$ (1,078,304)		$ 28,404
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	111,507	111,281				111,281		226
Other comprehensive loss	0
Common stock issued pursuant to stock based compensation	552	552	126	426
Amortization of stock-based compensation, net of forfeitures	4,618	4,618	(2)	4,620
Contributions from nonredeemable noncontrolling interests	5,017							5,017
Distributions to nonredeemable noncontrolling interests	(1,197)							(1,197)
Common dividends	(138,493)	(138,493)				(138,493)
Ending balance at Sep. 30, 2021	4,477,542	4,445,092	151,273	5,547,808	(148,473)	(1,105,516)		32,450
Beginning balance at Jun. 30, 2021	4,467,404	4,435,863	151,273	5,546,336	(148,473)	(1,113,273)		31,541
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	54,136	54,018				54,018		118
Other comprehensive loss	0
Amortization of stock-based compensation, net of forfeitures	1,472	1,472		1,472
Contributions from nonredeemable noncontrolling interests	1,635							1,635
Distributions to nonredeemable noncontrolling interests	(844)							(844)
Common dividends	(46,261)	(46,261)				(46,261)
Ending balance at Sep. 30, 2021	4,477,542	4,445,092	151,273	5,547,808	(148,473)	(1,105,516)		32,450
Beginning balance at Dec. 31, 2021	4,600,400	4,566,770	151,273	5,549,308	(148,473)	(985,338)	$ 0	33,630
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	143,096	142,675				142,675		421
Other comprehensive loss	(652)	(652)					(652)
Common stock issued under the ATM, net of issuance costs	103,120	103,120	2,632	100,488
Common stock issued pursuant to stock based compensation	610	610	120	490
Amortization of stock-based compensation, net of forfeitures	6,305	6,305	(6)	6,303		8
Purchase of interest in consolidated joint venture	(43,387)	(27,638)		(27,638)				(15,749)
Contributions from nonredeemable noncontrolling interests	2,164							2,164
Distributions to nonredeemable noncontrolling interests	(107)							(107)
Common dividends	(145,833)	(145,833)				(145,833)
Ending balance at Sep. 30, 2022	4,665,716	4,645,357	154,019	5,628,951	(148,473)	(988,488)	(652)	20,359
Beginning balance at Jun. 30, 2022	4,632,695	4,612,095	154,025	5,627,133	(148,473)	(1,020,590)	0	20,600
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	80,769	80,639				80,639		130
Other comprehensive loss	(652)	(652)					(652)
Common stock issued under the ATM, net of issuance costs	13	13		13
Amortization of stock-based compensation, net of forfeitures	1,803	1,803	(6)	1,805		4
Contributions from nonredeemable noncontrolling interests	(356)							(356)
Distributions to nonredeemable noncontrolling interests	(15)							(15)
Common dividends	(48,541)	(48,541)				(48,541)
Ending balance at Sep. 30, 2022	$ 4,665,716	$ 4,645,357	$ 154,019	$ 5,628,951	$ (148,473)	$ (988,488)	$ (652)	$ 20,359