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)

v2.4.0.8
Real Estate and Intangible Assets - Weighted Average Amortization Period for Intangible Assets Acquired and Liabilities Assumed (Detail)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Acquired Finite-Lived Intangible Assets [Line Items]    
All intangible assets and liabilities 2 years 10 months 24 days 3 years 2 months 12 days
In-Place Leases [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
All intangible assets and liabilities 2 years 3 years 1 month 6 days
Leasing Commissions [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
All intangible assets and liabilities 6 years 9 months 18 days 4 years 8 months 12 days
Customer Relationships [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
All intangible assets and liabilities    5 years 9 months 18 days
Below-Market Leases [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
All intangible assets and liabilities 2 years 9 months 18 days