Investments In Unconsolidated Joint Ventures (Summary Of Financial Position Of Unconsolidated Joint Ventures) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Investments In Unconsolidated Joint Ventures [Abstract]    
Rental property, net $ 1,202,271 $ 755,049
Loan receivable 46,505 45,050
Other assets 486,239 582,990
Total assets 1,735,015 1,383,089
Mortgages and loans payable 844,476 637,709
Other liabilities 211,959 87,231
Partners'/members' capital 678,580 658,149
Total liabilities and partners'/members' capital $ 1,735,015 $ 1,383,089