CONSOLIDATED STATEMENTS OF EQUITY (UNAUDITED) - USD ($) $ in Thousands	Total		Common Stock	Capital in Excess of Par Value	Treasury Stock	Cumulative Net Income	Cumulative Dividends	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests
Balances at beginning of period at Dec. 31, 2023	$ 26,081,122		$ 565,894	$ 32,741,949	$ (111,578)	$ 9,145,044	$ (16,773,773)	$ (163,160)	$ 676,746
Comprehensive income:
Net income (loss)	131,326					127,146			4,180
Other comprehensive income (loss)	(23,752)							(17,677)	(6,075)
Total comprehensive income	107,574
Net change in noncontrolling interests	(13,091)			(19,282)					6,191
Adjustment to members' interest from change in ownership in Welltower OP	0			(18,852)					18,852
Redemption of OP Units and DownREIT Units	0		19	825					(844)
Amounts related to stock incentive plans, net of forfeitures	8,784		112	11,936	(3,264)
Net proceeds from issuance of common stock	2,415,133		26,612	2,388,521
Common stock dividends paid	(352,529)						(352,529)
Balances at end of period at Mar. 31, 2024	28,246,993		592,637	35,105,097	(114,842)	9,272,190	(17,126,302)	(180,837)	699,050
Comprehensive income:
Net income (loss)	260,520					254,714			5,806
Other comprehensive income (loss)	(18,751)							(18,656)	(95)
Total comprehensive income	241,769
Net change in noncontrolling interests	(353,525)			(49,943)				(46,969)	(256,613)
Adjustment to members' interest from change in ownership in Welltower OP	0			(1,833)					1,833
Redemption of OP Units and DownREIT Units	43,011		476	42,636					(101)
Amounts related to stock incentive plans, net of forfeitures	11,232		36	11,028	168
Net proceeds from issuance of common stock	1,603,008		16,710	1,586,298
Common stock dividends paid	(366,182)						(366,182)
Balances at end of period at Jun. 30, 2024	29,426,306		609,859	36,693,283	(114,674)	9,526,904	(17,492,484)	(246,462)	449,880
Comprehensive income:
Net income (loss)	455,723					449,849			5,874
Other comprehensive income (loss)	51,411							51,324	87
Total comprehensive income	507,134
Net change in noncontrolling interests	(11,810)			(19,175)					7,365
Adjustment to members' interest from change in ownership in Welltower OP	0			3,666					(3,666)
Amounts related to stock incentive plans, net of forfeitures	39,716		6	39,912	(202)
Net proceeds from issuance of common stock	1,241,591		10,242	1,231,349
Common stock dividends paid	(409,116)						(409,116)
Balances at end of period at Sep. 30, 2024	30,793,821		620,107	37,949,035	(114,876)	9,976,753	(17,901,600)	(195,138)	459,540
Balances at beginning of period at Dec. 31, 2024	32,316,366	[1]	637,002	40,016,503	(114,176)	10,096,724	(18,320,064)	(359,781)	360,158
Comprehensive income:
Net income (loss)	256,168					257,957			(1,789)
Other comprehensive income (loss)	50,092							50,145	(53)
Total comprehensive income	306,260
Net change in noncontrolling interests	(129,728)			(156,107)					26,379
Adjustment to members' interest from change in ownership in Welltower OP	0			(31,806)					31,806
Redemption of OP Units and DownREIT Units	0		554	68,190					(68,744)
Amounts related to stock incentive plans, net of forfeitures	11,434		128	16,637	(5,331)
Net proceeds from issuance of common stock	2,231,225		14,404	2,117,486	99,335
Common stock dividends paid	(431,041)						(431,041)
Balances at end of period at Mar. 31, 2025	34,304,516		652,088	42,030,903	(20,172)	10,354,681	(18,751,105)	(309,636)	347,757
Comprehensive income:
Net income (loss)	302,649					301,888			761
Other comprehensive income (loss)	144,204							143,622	582
Total comprehensive income	446,853
Net change in noncontrolling interests	(21,830)			(34,344)					12,514
Adjustment to members' interest from change in ownership in Welltower OP	0			(6,932)					6,932
Redemption of OP Units and DownREIT Units	(17,531)		3	(11,576)					(5,958)
Amounts related to stock incentive plans, net of forfeitures			(65)
Amounts related to stock incentive plans, net of forfeitures	16,449			10,286	6,228
Net proceeds from issuance of common stock	1,974,005		13,212	1,960,793
Common stock dividends paid	(439,348)						(439,348)
Balances at end of period at Jun. 30, 2025	36,263,114		665,238	43,949,130	(13,944)	10,656,569	(19,190,453)	(166,014)	362,588
Comprehensive income:
Net income (loss)	281,772					280,559			1,213
Other comprehensive income (loss)	(51,583)							(51,432)	(151)
Total comprehensive income	230,189
Net change in noncontrolling interests	(95,703)			6,202					(101,905)
Adjustment to members' interest from change in ownership in Welltower OP	0			(9,614)					9,614
Redemption of OP Units and DownREIT Units	0		3	156					(159)
Amounts related to stock incentive plans, net of forfeitures			7
Amounts related to stock incentive plans, net of forfeitures	15,164			15,553	(396)
Net proceeds from issuance of common stock	3,112,446		18,981	3,093,465
Common stock dividends paid	(497,192)						(497,192)
Balances at end of period at Sep. 30, 2025	$ 39,028,018		$ 684,229	$ 47,054,892	$ (14,340)	$ 10,937,128	$ (19,687,645)	$ (217,446)	$ 271,200

[1] The consolidated balance sheet at December 31, 2024 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements.