Quarterly report pursuant to Section 13 or 15(d)

Real Estate and Intangible Assets - Weighted Average Amortization Period for Intangible Assets and Liabilities (Details)

v3.10.0.1
Real Estate and Intangible Assets - Weighted Average Amortization Period for Intangible Assets and Liabilities (Details)
 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Acquired Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 15 years 15 days 10 years 4 months 24 days
In-place leases    
Acquired Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 12 years 11 months 23 days 9 years 8 months 12 days
Leasing costs    
Acquired Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 12 years 11 months 23 days 9 years 8 months 12 days
Customer relationships    
Acquired Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 21 years 2 months 27 days 12 years 8 months 12 days
Above market leases    
Acquired Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 9 years 9 months 26 days 10 years 2 months 12 days
Below market leases    
Acquired Finite-Lived Intangible Assets [Line Items]    
Weighted average amortization period 15 years 15 days 9 years 4 months 24 days