Credit Concentration (Details) $ in Thousands	3 Months Ended		9 Months Ended
Credit Concentration (Details) $ in Thousands	Sep. 30, 2026 USD ($) property	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($) property	Sep. 30, 2025 USD ($)	Dec. 31, 2025
Concentration Risk [Line Items]
Total NOI	$ 1,469,751	$ 1,108,644	$ 4,160,720	$ 3,102,874
Percentage total investments with top five customers (in percent)					26.00%
Net operating income \| Credit Concentration Risk
Concentration Risk [Line Items]
Number of Properties \| property	2,818		2,818
Total NOI			$ 4,160,720
Percent of NOI			100.00%
Net operating income \| Credit Concentration Risk \| Barchester
Concentration Risk [Line Items]
Number of Properties \| property	283		283
Total NOI			$ 444,665
Percent of NOI			11.00%
Net operating income \| Credit Concentration Risk \| Cogir Senior Living
Concentration Risk [Line Items]
Number of Properties \| property	174		174
Total NOI			$ 321,423
Percent of NOI			8.00%
Net operating income \| Credit Concentration Risk \| Avir Health Group
Concentration Risk [Line Items]
Number of Properties \| property	208		208
Total NOI			$ 273,253
Percent of NOI			7.00%
Net operating income \| Credit Concentration Risk \| Care UK
Concentration Risk [Line Items]
Number of Properties \| property	265		265
Total NOI			$ 254,401
Percent of NOI			6.00%
Net operating income \| Credit Concentration Risk \| Oakmont Management Group
Concentration Risk [Line Items]
Number of Properties \| property	82		82
Total NOI			$ 175,812
Percent of NOI			4.00%
Net operating income \| Credit Concentration Risk \| Remaining portfolio
Concentration Risk [Line Items]
Number of Properties \| property	1,806		1,806
Total NOI			$ 2,691,166
Percent of NOI			64.00%