Real Property Acquisitions and Development - Summary of Real Property Investment Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Business Combination [Line Items]
Land and land improvements	$ 527,104	$ 281,454	$ 527,104	$ 281,454
Buildings and improvements	4,275,346	2,102,334	4,275,346	2,102,334
Acquired lease intangibles	229,990	124,885	229,990	124,885
Construction in progress	0	45,983	0	45,983
Real property held for sale	224,015	297,000	224,015	297,000
Right of use assets, net	24,204	0	24,204	0
Total net real estate assets	5,280,659	2,851,656	5,280,659	2,851,656
Receivables and other assets	36,151	10,822	36,151	10,822
Total assets acquired	5,316,810	2,862,478	5,316,810	2,862,478
Secured debt	(441,983)	(816,798)	(441,983)	(816,798)
Lease liabilities	(4,731)	0	(4,731)	0
Accrued expenses and other liabilities	(75,202)	(40,243)	(75,202)	(40,243)
Total liabilities acquired	(521,916)	(857,041)	(521,916)	(857,041)
Noncontrolling interests	(5,620)	(25,787)	(5,620)	(25,787)
Non-cash acquisition related activity	(748,338)	(310,544)	(748,338)	(310,544)
Cash disbursed for acquisitions			4,040,936	1,669,106
Construction in progress additions			362,493	694,695
Less: Capitalized interest			(26,322)	(43,955)
Accruals	(2,190)	(18,229)	(2,190)	(18,229)
Cash disbursed for construction in progress			333,981	632,511
Capital improvements to existing properties			736,288	538,752
Total cash invested in real property, net of cash acquired			5,111,205	2,840,369
Cash acquired from acquisition			5,239	33,577
Gain (loss) on real estate dispositions and acquisitions of controlling interests, net	4,025	272,266	70,652	443,416
Equity Method Joint Venture
Business Combination [Line Items]
Gain (loss) on real estate dispositions and acquisitions of controlling interests, net		179,770		179,770
Seniors Housing Operating
Business Combination [Line Items]
Land and land improvements	359,679	208,219	359,679	208,219
Buildings and improvements	2,221,761	1,446,475	2,221,761	1,446,475
Acquired lease intangibles	222,250	89,460	222,250	89,460
Construction in progress	0	45,983	0	45,983
Real property held for sale	175,262	0	175,262	0
Right of use assets, net	3,032	0	3,032	0
Total net real estate assets	2,981,984	1,790,137	2,981,984	1,790,137
Receivables and other assets	22,536	9,592	22,536	9,592
Total assets acquired	3,004,520	1,799,729	3,004,520	1,799,729
Secured debt	(441,983)	(350,978)	(441,983)	(350,978)
Lease liabilities	(3,032)	0	(3,032)	0
Accrued expenses and other liabilities	(63,171)	(19,752)	(63,171)	(19,752)
Total liabilities acquired	(508,186)	(370,730)	(508,186)	(370,730)
Noncontrolling interests	(5,620)	(25,787)	(5,620)	(25,787)
Non-cash acquisition related activity	(196,950)	(119,012)	(196,950)	(119,012)
Cash disbursed for acquisitions			2,293,764	1,284,200
Construction in progress additions			289,195	424,827
Less: Capitalized interest			(22,609)	(36,247)
Accruals	3,511	1,217	3,511	1,217
Cash disbursed for construction in progress			270,097	389,797
Capital improvements to existing properties			634,959	448,144
Total cash invested in real property, net of cash acquired			3,198,820	2,122,141
Triple-net
Business Combination [Line Items]
Land and land improvements	148,088	63,075	148,088	63,075
Buildings and improvements	2,052,242	621,378	2,052,242	621,378
Acquired lease intangibles	7,084	33,232	7,084	33,232
Construction in progress	0	0	0	0
Real property held for sale	48,753	297,000	48,753	297,000
Right of use assets, net	18,389	0	18,389	0
Total net real estate assets	2,274,556	1,014,685	2,274,556	1,014,685
Receivables and other assets	13,556	1,118	13,556	1,118
Total assets acquired	2,288,112	1,015,803	2,288,112	1,015,803
Secured debt	0	(465,820)	0	(465,820)
Lease liabilities	0	0	0	0
Accrued expenses and other liabilities	(10,442)	(20,309)	(10,442)	(20,309)
Total liabilities acquired	(10,442)	(486,129)	(10,442)	(486,129)
Noncontrolling interests	0	0	0	0
Non-cash acquisition related activity	(531,281)	(191,532)	(531,281)	(191,532)
Cash disbursed for acquisitions			1,746,389	338,142
Construction in progress additions			153	28
Less: Capitalized interest			0	0
Accruals	1,094	126	1,094	126
Cash disbursed for construction in progress			1,247	154
Capital improvements to existing properties			30,233	19,870
Total cash invested in real property, net of cash acquired			1,777,869	358,166
Outpatient Medical
Business Combination [Line Items]
Land and land improvements	19,337	10,160	19,337	10,160
Buildings and improvements	1,343	34,481	1,343	34,481
Acquired lease intangibles	656	2,193	656	2,193
Construction in progress	0	0	0	0
Real property held for sale	0	0	0	0
Right of use assets, net	2,783	0	2,783	0
Total net real estate assets	24,119	46,834	24,119	46,834
Receivables and other assets	59	112	59	112
Total assets acquired	24,178	46,946	24,178	46,946
Secured debt	0	0	0	0
Lease liabilities	(1,699)	0	(1,699)	0
Accrued expenses and other liabilities	(1,589)	(182)	(1,589)	(182)
Total liabilities acquired	(3,288)	(182)	(3,288)	(182)
Noncontrolling interests	0	0	0	0
Non-cash acquisition related activity	(20,107)	0	(20,107)	0
Cash disbursed for acquisitions			783	46,764
Construction in progress additions			73,145	269,840
Less: Capitalized interest			(3,713)	(7,708)
Accruals	$ (6,795)	$ (19,572)	(6,795)	(19,572)
Cash disbursed for construction in progress			62,637	242,560
Capital improvements to existing properties			71,096	70,738
Total cash invested in real property, net of cash acquired			$ 134,516	$ 360,062