Quarterly report pursuant to Section 13 or 15(d)

Real Estate Held for Sale and Impairment Charges - Components of Income from Real Estate and Related Assets Held for Sale (Detail)

v2.4.0.8
Real Estate Held for Sale and Impairment Charges - Components of Income from Real Estate and Related Assets Held for Sale (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Schedule Of Components Of Income From Real Estate And Related Assets Held For Sale [Line Items]    
Income from real estate and related assets held for sale $ 17,136 $ 14,035
Real Estate Held for Sale [Member]
   
Schedule Of Components Of Income From Real Estate And Related Assets Held For Sale [Line Items]    
Operating revenue 292 292
Operating expense 39 57
Income from real estate and related assets held for sale $ 253 $ 235