Quarterly report pursuant to Section 13 or 15(d)

Investment in Storage Facilities and Intangible Assets - Additional Information (Detail)

v3.22.1
Investment in Storage Facilities and Intangible Assets - Additional Information (Detail)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
Property
Mar. 31, 2021
USD ($)
Property
$ / shares
Investment Holdings [Line Items]    
Number of storage facilities acquired | Property 18 16
Cash payment for property acquisition $ 350,662  
Amortization period for in-place customer leases on a straight-line basis 12 months  
Increase in depreciation expense due to facility replacement $ 100 $ 1,400
Accelerated depreciation reduced basic and diluted earnings per share | $ / shares   $ 0.02
Depreciation and Amortization Expense [Member]    
Investment Holdings [Line Items]    
Amortization expense related to in-place customer leases $ 5,600 $ 2,100