Credit Concentration (Details) $ in Thousands	3 Months Ended		6 Months Ended
Credit Concentration (Details) $ in Thousands	Jun. 30, 2026 USD ($) property	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($) property	Jun. 30, 2025 USD ($)	Dec. 31, 2025
Concentration Risk [Line Items]
Total NOI	$ 1,394,463	$ 1,033,533	$ 2,690,969	$ 1,994,230
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	2,752		2,752
Total NOI			$ 2,690,969
Percent of NOI			100.00%
Net operating income \| Credit Concentration Risk \| Barchester
Concentration Risk [Line Items]
Number of Properties \| property	283		283
Total NOI			$ 291,865
Percent of NOI			11.00%
Net operating income \| Credit Concentration Risk \| Cogir Senior Living
Concentration Risk [Line Items]
Number of Properties \| property	177		177
Total NOI			$ 211,053
Percent of NOI			8.00%
Net operating income \| Credit Concentration Risk \| Care UK
Concentration Risk [Line Items]
Number of Properties \| property	268		268
Total NOI			$ 166,442
Percent of NOI			6.00%
Net operating income \| Credit Concentration Risk \| Avir Health Group
Concentration Risk [Line Items]
Number of Properties \| property	173		173
Total NOI			$ 156,858
Percent of NOI			6.00%
Net operating income \| Credit Concentration Risk \| Oakmont Management Group
Concentration Risk [Line Items]
Number of Properties \| property	80		80
Total NOI			$ 114,888
Percent of NOI			4.00%
Net operating income \| Credit Concentration Risk \| Remaining portfolio
Concentration Risk [Line Items]
Number of Properties \| property	1,771		1,771
Total NOI			$ 1,749,863
Percent of NOI			65.00%