v2.4.0.6
Unconsolidated Entities (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Earnings (loss) from unconsolidated co-investment ventures        
Total unconsolidated co-investment ventures $ 30,496 $ 34,429 $ 61,986 $ 63,054
Unconsolidated co-investment ventures [Member]
       
Earnings (loss) from unconsolidated co-investment ventures        
Earnings from unconsolidated co-investment ventures, net 1,153 8,643 12,911 20,565
Total private capital revenue 30,494 30,387 61,908 57,111
Unconsolidated co-investment ventures [Member] | Development management and other income - Europe [Member]
       
Earnings (loss) from unconsolidated co-investment ventures        
Total private capital revenue 2 4,042 78 5,943
Europe [Member] | Unconsolidated co-investment ventures [Member]
       
Earnings (loss) from unconsolidated co-investment ventures        
Earnings from unconsolidated co-investment ventures, net 7,172 5,679 15,169 14,770
Total private capital revenue 9,325 13,806 18,462 27,131
Asia [Member] | Unconsolidated co-investment ventures [Member]
       
Earnings (loss) from unconsolidated co-investment ventures        
Earnings from unconsolidated co-investment ventures, net 730 960 2,208 1,169
Total private capital revenue 5,088 2,343 9,842 2,536
Americas [Member] | Unconsolidated co-investment ventures [Member]
       
Earnings (loss) from unconsolidated co-investment ventures        
Earnings from unconsolidated co-investment ventures, net (6,749) 2,004 (4,466) 4,626
Total private capital revenue $ 16,081 $ 14,238 $ 33,604 $ 27,444