Annual report pursuant to Section 13 and 15(d)

Real Estate Dispositions, Held for Sale, and Impairment Charges - Additional Information (Detail)

v3.20.4
Real Estate Dispositions, Held for Sale, and Impairment Charges - Additional Information (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
property
Dec. 31, 2019
USD ($)
property
Dec. 31, 2018
USD ($)
Schedule Of Real Estate Owned Held For Sale [Line Items]      
Number of real estate properties, held for sale 3 1  
Number of impaired assets, held and used 3    
Impairment charge | $ $ 3,621 $ 1,813 $ 0
Charlotte, North Carolina      
Schedule Of Real Estate Owned Held For Sale [Line Items]      
Number of real estate properties, held for sale   1  
Rancho Cordova, California      
Schedule Of Real Estate Owned Held For Sale [Line Items]      
Impairment charge | $ $ 700