v3.26.3
Real Estate Facilities (Narrative) (Details)
ft² in Millions, $ in Millions
9 Months Ended
Sep. 30, 2026
USD ($)
ft²
storage_facility
property
Schedule Of Real Estate Facilities [Line Items]  
Gain (loss) on sale of properties $ 26.5
Number Of disposed properties | property 1
Aggregate costs to develop and expand $ 84.1
Net rentable area developed or expanded | ft² 0.5
Number of Properties | property 28
Real estate held for development and sale $ 152.3
Acquisition of Self-Storage Facilities Other Investments  
Schedule Of Real Estate Facilities [Line Items]  
Number of operating self-storage facilities acquired | storage_facility 48
Net rentable area acquired (in Sq.ft) | ft² 3.4
Total cost of acquisition $ 501.7
Payments to acquire intangible assets $ 28.9