Annual report pursuant to Section 13 and 15(d)

Real Estate and Intangible Assets - Carrying Value of Intangible Assets and Accumulated Amortization (Detail)

v3.10.0.1
Real Estate and Intangible Assets - Carrying Value of Intangible Assets and Accumulated Amortization (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]      
Below market leases, gross $ (29,807) $ (26,725)  
Below market leases, accumulated amortization 12,502 10,475  
Amortization of intangible assets 17,700 15,900 $ 13,400
Amortization of below market lease 2,000 1,500 1,200
Lease Intangibles [Member]      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 204,020 194,942  
Finite-lived intangible assets, accumulated amortization (92,572) (76,015)  
In-Place Leases      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 83,894 80,355  
Finite-lived intangible assets, accumulated amortization (40,445) (33,201)  
Leasing Costs      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 59,671 55,695  
Finite-lived intangible assets, accumulated amortization (28,092) (23,016)  
Customer Relationships      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 60,455 58,892  
Finite-lived intangible assets, accumulated amortization (24,035) (19,798)  
Above and Below Market Leases      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible liabilities, gross (15,256) (12,300)  
Finite-lived intangible liabilities, accumulated amortization 3,521 2,513  
Above Market Leases      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 14,551 14,425  
Finite-lived intangible assets, accumulated amortization (8,981) (7,962)  
Amortization of leased asset $ 1,100 $ 700 $ 500