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Organization (Details)
ft² in Millions, $ in Millions
Apr. 01, 2015
USD ($)
ft²
property
project
shares
Dec. 31, 2016
property
Office    
Business Acquisition [Line Items]    
Number of real estate properties   54
Media & Entertainment    
Business Acquisition [Line Items]    
Number of real estate properties   2
EOP Northern California Portfolio    
Business Acquisition [Line Items]    
Area of real estate property | ft² 8.2  
Payments to acquire businesses | $ $ 1,750  
Shares issued as consideration for business combination | shares 63,474,791  
EOP Northern California Portfolio | Office Building    
Business Acquisition [Line Items]    
Number of Buildings (unaudited) 26  
EOP Northern California Portfolio | Development Parcel    
Business Acquisition [Line Items]    
Number of real estate development projects acquired | project 2