Quarterly report pursuant to Section 13 or 15(d)

Real Estate and Intangible Assets (Details 5)

v2.4.0.6
Real Estate and Intangible Assets (Details 5)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Weighted average amortization period for the intangible assets acquired and liabilities assumed    
Period for intangible assets and liabilities 11 years 10 months 24 days 16 years 8 months 12 days
In-place leases [Member]
   
Weighted average amortization period for the intangible assets acquired and liabilities assumed    
Period for intangible assets and liabilities 10 years 2 months 12 days 15 years
Leasing costs [Member]
   
Weighted average amortization period for the intangible assets acquired and liabilities assumed    
Period for intangible assets and liabilities 10 years 2 months 12 days 15 years
Customer relationships [Member]
   
Weighted average amortization period for the intangible assets acquired and liabilities assumed    
Period for intangible assets and liabilities 15 years 2 months 12 days 20 years