CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands		Total		Total Stockholders' Equity	Common Stock	Additional Paid-in Capital	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Noncontrolling Interests
Balance at the beginning of the period (in shares) at Dec. 31, 2020					56,042,814
Balance at the beginning of the period at Dec. 31, 2020		$ 3,715,023		$ 3,714,603	$ 562	$ 3,947,278	$ (72,556)	$ (38,590)	$ (122,091)	$ 420
Balance at the beginning of the period (in shares) at Dec. 31, 2020									(1,070,558)
Increase (Decrease) in Stockholders' Equity
Net income (loss) excluding income (loss) attributable to redeemable noncontrolling interest		(58,129)		(57,700)			(57,700)			(429)
Interest rate swaps		11,232	[1]	11,232				11,232
Share of investee's other comprehensive income		4,083	[2]	4,083				4,083
Issuance of common shares		(5)		(5)		(5)
Stock plan activity (in shares)					154,004				(1,774)
Stock plan activity		10,380		10,380	$ 1	10,541			$ (162)
Balance at the end of the period (in shares) at Sep. 30, 2021					56,196,818
Balance at the end of the period at Sep. 30, 2021		3,682,584		3,682,593	$ 563	3,957,814	(130,256)	(23,275)	$ (122,253)	(9)
Balance at the end of the period (in shares) at Sep. 30, 2021									(1,072,332)
Balance at the beginning of the period (in shares) at Jun. 30, 2021					56,196,818
Balance at the beginning of the period at Jun. 30, 2021		3,671,903		3,671,571	$ 563	3,955,162	(134,309)	(27,754)	$ (122,091)	332
Balance at the beginning of the period (in shares) at Jun. 30, 2021									(1,070,558)
Increase (Decrease) in Stockholders' Equity
Net income (loss) excluding income (loss) attributable to redeemable noncontrolling interest		3,712		4,053			4,053			(341)
Interest rate swaps		2,971	[1]	2,971				2,971
Share of investee's other comprehensive income		1,508	[2]	1,508				1,508
Stock plan activity (in shares)									(1,774)
Stock plan activity		2,490		2,490		2,652			$ (162)
Balance at the end of the period (in shares) at Sep. 30, 2021					56,196,818
Balance at the end of the period at Sep. 30, 2021		$ 3,682,584		3,682,593	$ 563	3,957,814	(130,256)	(23,275)	$ (122,253)	(9)
Balance at the end of the period (in shares) at Sep. 30, 2021									(1,072,332)
Balance at the beginning of the period (in shares) at Dec. 31, 2021		54,065,661			56,173,276
Balance at the beginning of the period at Dec. 31, 2021		$ 3,710,670		3,709,995	$ 563	3,960,418	(16,456)	(14,457)	$ (220,073)	675
Balance at the beginning of the period (in shares) at Dec. 31, 2021		(2,107,615)							(2,107,615)
Increase (Decrease) in Stockholders' Equity
Net income (loss) excluding income (loss) attributable to redeemable noncontrolling interest		$ 131,272		131,782			131,782			(510)
Interest rate swaps		31,064	[1]	31,064				31,064
Deconsolidation of Associations of Unit Owners		(210)								(210)
Issuance of Teravalis noncontrolling interest		65,046								65,046
Reclassification of the Company’s share of previously deferred derivative gains, net of tax expense	[3]	(6,723)		(6,723)				(6,723)
Share of investee's other comprehensive income	[2]	0
Repurchase of common shares (in shares)									(4,283,874)
Repurchase of common shares		(388,372)		(388,372)					$ (388,372)
Stock plan activity (in shares)					134,110				(14,896)
Stock plan activity		$ 8,144		8,144	$ 1	9,422			$ (1,279)
Balance at the end of the period (in shares) at Sep. 30, 2022		49,901,001			56,307,386
Balance at the end of the period at Sep. 30, 2022		$ 3,550,891		3,485,890	$ 564	3,969,840	115,326	9,884	$ (609,724)	65,001
Balance at the end of the period (in shares) at Sep. 30, 2022		(6,406,385)							(6,406,385)
Balance at the beginning of the period (in shares) at Jun. 30, 2022					56,295,548
Balance at the beginning of the period at Jun. 30, 2022		$ 3,443,801		3,393,398	$ 564	3,967,194	7,230	2,362	$ (583,952)	50,403
Balance at the beginning of the period (in shares) at Jun. 30, 2022									(6,032,999)
Increase (Decrease) in Stockholders' Equity
Net income (loss) excluding income (loss) attributable to redeemable noncontrolling interest		107,669		108,096			108,096			(427)
Interest rate swaps		7,522	[1]	7,522				7,522
Issuance of Teravalis noncontrolling interest		15,025								15,025
Share of investee's other comprehensive income	[2]	0
Repurchase of common shares (in shares)									(368,806)
Repurchase of common shares		(25,440)		(25,440)					$ (25,440)
Stock plan activity (in shares)					11,838				(4,580)
Stock plan activity		$ 2,314		2,314		2,646			$ (332)
Balance at the end of the period (in shares) at Sep. 30, 2022		49,901,001			56,307,386
Balance at the end of the period at Sep. 30, 2022		$ 3,550,891		$ 3,485,890	$ 564	$ 3,969,840	$ 115,326	$ 9,884	$ (609,724)	$ 65,001
Balance at the end of the period (in shares) at Sep. 30, 2022		(6,406,385)							(6,406,385)

[1] Amounts are shown net of tax expense of $2.2 million for the three months ended September 30, 2022, $0.8 million for the three months ended September 30, 2021, $9.3 million for the nine months ended September 30, 2022, and $3.1 million for the nine months ended September 30, 2021.

[2] Amount is shown net of tax expense of $0.4 million for the three months ended September 30, 2021, and $1.2 million for the nine months ended September 30, 2021.

[3] In March 2022, the Company completed the sale of its ownership interest in 110 North Wacker and released a net of $6.7 million from Accumulated other comprehensive income (loss), representing the Company’s $8.6 million share of previously deferred gains associated with the Venture’s derivative instruments net of tax expense of $1.9 million. See Note 2 - Investment in Real Estate and Other Affiliates for additional information.