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Noncontrolling Interests In Subsidiaries (Tables)
6 Months Ended
Jun. 30, 2011
Noncontrolling Interests In Subsidiaries  
Changes Of Noncontrolling Interests In Subsidiaries

 

Common

 

Units

Balance at January 1, 2011

13,007,668

Redemption of common units for shares of common stock

(201,542)

 

 

Balance at June 30, 2011

12,806,126