Real Property Acquisitions and Development - Summary of Real Property Investment Activity by Segment (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2026 USD ($) property	Mar. 31, 2025 USD ($)
Business Combination [Line Items]
Land and land improvements	$ 125,780	$ 284,550
Buildings and improvements	1,080,019	2,279,298
Acquired lease intangibles	49,542	146,745
Construction in progress	24,143	0
Real property held for sale	452	0
Right of use assets, net	4,016	24,204
Total net real estate assets	1,283,952	2,734,797
Receivables and other assets	4,829	15,296
Total assets acquired	1,288,781	2,750,093
Secured debt	0	(289,721)
Lease liabilities	(1,081)	(4,731)
Accrued expenses and other liabilities	(18,487)	(40,329)
Total liabilities acquired	(19,568)	(334,781)
Noncontrolling interests	(782)	(2,545)
Non-cash acquisition related activity	(158,482)	(423,809)
Cash disbursed for acquisitions	1,109,949	1,988,958
Construction in progress additions	103,657	131,570
Less: Capitalized interest	(8,449)	(11,520)
Accruals	9,564	6,137
Cash disbursed for construction in progress	104,772	126,187
Capital improvements to existing properties	269,832	240,350
Total cash invested in real property, net of cash acquired	1,484,553	2,355,495
Cash acquired from acquisition	$ 2,303	4,502,000
Number of properties, reclassified from sales-type lease to operating lease | property	2
Seniors Housing Operating
Business Combination [Line Items]
Land and land improvements	$ 104,860	176,983
Buildings and improvements	822,593	1,095,050
Acquired lease intangibles	38,966	139,005
Construction in progress	24,143	0
Real property held for sale	452	0
Right of use assets, net	2,794	3,032
Total net real estate assets	993,808	1,414,070
Receivables and other assets	4,811	15,237
Total assets acquired	998,619	1,429,307
Secured debt	0	(289,721)
Lease liabilities	0	(3,032)
Accrued expenses and other liabilities	(18,047)	(28,507)
Total liabilities acquired	(18,047)	(321,260)
Noncontrolling interests	(782)	(2,545)
Non-cash acquisition related activity	(13,879)	(163,627)
Cash disbursed for acquisitions	965,911	941,875
Construction in progress additions	103,303	100,242
Less: Capitalized interest	(8,165)	(9,595)
Accruals	365	1,145
Cash disbursed for construction in progress	95,503	91,792
Capital improvements to existing properties	246,498	219,244
Total cash invested in real property, net of cash acquired	1,307,912	1,252,911
Triple-net
Business Combination [Line Items]
Land and land improvements	20,880	88,247
Buildings and improvements	170,184	1,182,642
Acquired lease intangibles	0	7,084
Construction in progress	0	0
Real property held for sale	0	0
Right of use assets, net	0	18,389
Total net real estate assets	191,064	1,296,362
Receivables and other assets	0	0
Total assets acquired	191,064	1,296,362
Secured debt	0	0
Lease liabilities	0	0
Accrued expenses and other liabilities	0	(10,233)
Total liabilities acquired	0	(10,233)
Noncontrolling interests	0	0
Non-cash acquisition related activity	(52,966)	(240,075)
Cash disbursed for acquisitions	138,098	1,046,054
Construction in progress additions	0	0
Less: Capitalized interest	0	0
Accruals	0	80
Cash disbursed for construction in progress	0	80
Capital improvements to existing properties	11,184	5,639
Total cash invested in real property, net of cash acquired	149,282	1,051,773
Outpatient Medical
Business Combination [Line Items]
Land and land improvements	40	19,320
Buildings and improvements	87,242	1,606
Acquired lease intangibles	10,576	656
Construction in progress	0	0
Real property held for sale	0	0
Right of use assets, net	1,222	2,783
Total net real estate assets	99,080	24,365
Receivables and other assets	18	59
Total assets acquired	99,098	24,424
Secured debt	0	0
Lease liabilities	(1,081)	(1,699)
Accrued expenses and other liabilities	(440)	(1,589)
Total liabilities acquired	(1,521)	(3,288)
Noncontrolling interests	0	0
Non-cash acquisition related activity	(91,637)	(20,107)
Cash disbursed for acquisitions	5,940	1,029
Construction in progress additions	354	31,328
Less: Capitalized interest	(284)	(1,925)
Accruals	9,199	4,912
Cash disbursed for construction in progress	9,269	34,315
Capital improvements to existing properties	12,150	15,467
Total cash invested in real property, net of cash acquired	$ 27,359	$ 50,811