Quarterly report pursuant to Section 13 or 15(d)

Real Estate and Intangible Assets - Additional Information (Detail)

v3.19.3
Real Estate and Intangible Assets - Additional Information (Detail)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
USD ($)
property
Sep. 30, 2018
USD ($)
property
Sep. 30, 2019
USD ($)
property
Sep. 30, 2018
USD ($)
property
Real Estate Properties [Line Items]        
Number of properties acquired | property 9 2 9 2
Number of leased properties | property     5 2
Total amortization expense related to lease intangible assets $ 4.7 $ 4.3 $ 14.2 $ 12.9
Amortization related to below-market lease 0.7 0.5 1.8 1.5
Above market leases        
Real Estate Properties [Line Items]        
Amortization related to above-market lease 0.3   0.8  
Amortization related to above-market lease   0.2   0.7
Building and Tenant Improvements        
Real Estate Properties [Line Items]        
Real estate depreciation expense $ 8.3 $ 7.5 $ 24.4 $ 22.3