Quarterly report pursuant to Section 13 or 15(d)

Noncontrolling Interests In Subsidiaries (Changes Of Noncontrolling Interests In Subsidiaries) (Details)

 v2.3.0.11
Noncontrolling Interests In Subsidiaries (Changes Of Noncontrolling Interests In Subsidiaries) (Details)
6 Months Ended
Jun. 30, 2011
Noncontrolling Interests In Subsidiaries  
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