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Equity Incentive Plan (Tables) (Restricted share awards)
 9 Months Ended
Sep. 30, 2014
Restricted share awards
  
Equity Incentive Plan  
Summary of the non-vested shares
A summary of the non-vested shares as of September 30, 2014 is as follows:
 
2014
 
Number of
Shares
 
Weighted-Average
Grant Date Fair
Value
Unvested at January 1,
932,800

 
$
18.99

Granted (1)
347,247

 
24.44

Vested (1)
(398,599
)
 
19.34

Forfeited
(8,716
)
 
23.06

Unvested at September 30,
872,732

 
$
20.96


 
(1)
Includes 3,360 unrestricted shares issued in lieu of cash compensation to non-employee trustees at a weighted-average grant date fair value of $28.07.