Quarterly report pursuant to Section 13 or 15(d)

Investments In Unconsolidated Joint Ventures (RoseGarden Monaco Holdings, L.L.C.) (Narrative) (Details)

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Investments In Unconsolidated Joint Ventures (RoseGarden Monaco Holdings, L.L.C.) (Narrative) (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2013
PruRose Monaco Holdings, L.L.C. [Member]
Jun. 30, 2013
PruRose Monaco Holdings, L.L.C. [Member]
Oct. 23, 2012
RoseGarden Monaco Holdings, L.L.C. [Member]
property
sqft
item
Jun. 30, 2013
RoseGarden Monaco Holdings, L.L.C. [Member]
Prudential Insurance Company Of America [Member]
Oct. 23, 2012
RoseGarden Monaco Holdings' Interest In Monaco Holdings [Member]
Oct. 23, 2012
Monaco Holdings' Interest In PruRose Monaco Holdings [Member]
Schedule of Equity Method Investments [Line Items]            
Indirect residual ownership percentage     15.00%      
Number of real estate properties     2      
Number of stories     50      
Number of units     523      
Area of property (in square feet)     477,254      
Percentage of interest in venture     50.00%      
Investment ownership percentage         60.00% 50.00%
Percentage of operating return on capital   9.00%        
Capital balance       $ 76,000,000    
Accumulated unpaid operating return       3,000,000    
Mortgage loans, carrying amount 165,000,000 165,000,000        
Interest rate 4.19% 4.19%        
Mortgage loan, maturity date   February 2021        
Management, leasing and other services fees $ 114,000 $ 235,000        
Holding and distribution pattern under operating agreement   In general, the operating agreement of PruRose Monaco provides that operating cash flows are distributed to members first to Prudential and then to Monaco Holdings based on a nine percent operating return on each members' capital balance in priorities as detailed in the operating agreement. Excess operating cash flows are distributed to the members in accordance with their ownership percentages.