Quarterly report pursuant to Section 13 or 15(d)

SELF STORAGE PROPERTY ACQUISITIONS AND DISPOSITIONS - Narrative (Details)

v3.19.1
SELF STORAGE PROPERTY ACQUISITIONS AND DISPOSITIONS - Narrative (Details)
$ in Millions
3 Months Ended
Mar. 31, 2019
USD ($)
property
Business Acquisition [Line Items]  
Acquisition-related costs capitalized $ 1.3
Recognized fair value allocated to real estate 190.0
Customer In-Place Leases  
Business Acquisition [Line Items]  
Recognized fair value allocated to in-place leases $ 4.6
Affiliated Entity | Participating Regional Operator (PRO)  
Business Acquisition [Line Items]  
Number of properties acquired | property 13
Estimated fair value of acquired self storage properties $ 85.5
Corporate Joint Venture | 2016 Joint Venture  
Business Acquisition [Line Items]  
Number of properties acquired | property 1
Estimated fair value of acquired self storage properties $ 4.1
2019 Acquisitions  
Business Acquisition [Line Items]  
Number of properties acquired | property 32
Estimated fair value of acquired self storage properties $ 194.6