Transactions with Affiliates	12 Months Ended
Transactions with Affiliates	Dec. 31, 2012
Related Party Transactions [Abstract]
Transactions with Affiliates	Transactions with Affiliates We earn revenue from affiliated real estate partnerships. These revenues include fees for property management services, partnership and asset management services, risk management services and transactional services such as refinancing, construction supervisory and disposition. In addition, we are reimbursed for our costs in connection with the management of unconsolidated real estate partnerships. These fees and reimbursements for the years ended December 31, 2012, 2011 and 2010 totaled $12.6 million, $9.8 million and $10.6 million, respectively.

The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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