Annual report pursuant to Section 13 and 15(d)

Real Estate and Intangible Assets - Weighted Average Amortization Period for Intangible Assets Acquired and Liabilities Assumed (Detail)

v3.20.4
Real Estate and Intangible Assets - Weighted Average Amortization Period for Intangible Assets Acquired and Liabilities Assumed (Detail)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 15 years 15 years
In-place Leases    
Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 14 years 2 months 12 days 13 years 7 months 6 days
Leasing Costs    
Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 14 years 2 months 12 days 13 years 7 months 6 days
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 17 years 9 months 18 days 19 years
Above Market Leases    
Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 14 years 9 months 18 days 10 years 8 months 12 days
Below Market Leases    
Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 13 years 3 months 18 days 10 years 3 months 18 days