XML 105 R102.htm IDEA: XBRL DOCUMENT v2.4.0.8
Commitments and Contingencies (Details) (USD $)
 9 Months Ended
Sep. 30, 2014
property
Real Estate Properties [Line Items]  
Number of communities owned (in communities) 141
Costs Incurred to Date $ 605,034,000
Expected Costs to Complete 288,342,000 [1]
Wholly owned — under development [Member]
  
Real Estate Properties [Line Items]  
Capital Expenditures Incurred but Not yet Paid 26,800,000
Number of communities owned (in communities) 3
Costs Incurred to Date 321,607,000
Expected Costs to Complete 78,793,000
Average Ownership Stake 100.00%
Wholly owned — redevelopment [Member]
  
Real Estate Properties [Line Items]  
Capital Expenditures Incurred but Not yet Paid 2,100,000
Number of communities owned (in communities) 1
Costs Incurred to Date 80,619,000
Expected Costs to Complete 17,381,000
Average Ownership Stake 100.00%
Unconsolidated joint ventures [Member]
  
Real Estate Properties [Line Items]  
Number of communities owned (in communities) 2
Costs Incurred to Date 158,986,000
Expected Costs to Complete 143,981,000
Average Ownership Stake 51.00%
Participating Loan Investment Steele Creek Denver Colorado [Member]
  
Real Estate Properties [Line Items]  
Number of communities owned (in communities) 1
Costs Incurred to Date 43,822,000
Expected Costs to Complete $ 48,187,000
Average Ownership Stake 0.00%
[1] Costs incurred to date include $26.8 million and $2.1 million of accrued fixed assets for development and redevelopment, respectively.