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Share Based and Deferred Compensation Share Based and Deferred Compensation (Tables)
 3 Months Ended
Mar. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Options Activity [Table Text Block]
Option activity as of March 31, 2013 and changes during the three months ended March 31, 2013 were as follows:
 
Shares
 
Weighted
Average
Exercise Price
 
Weighted Average
Remaining Contractual
Term (in years)
 
Aggregate Intrinsic
Value
Outstanding at January 1, 2013
3,337,549

 
$
14.50

 
7.20

 
$
—

Granted
—

 
—

 
—

 
—

Exercised
(76,340
)
 
$
10.11

 
—

 
—

Canceled
(94,211
)
 
$
19.00

 
 
 
 
Outstanding at March 31, 2013
3,166,998

 
$
14.84

 
5.72

 
$
—

Vested/Exerciseable at March 31, 2013
2,982,568

 
$
15.16

 
5.64

 
$
—
Company's Restricted Share Activity [Table Text Block]
The following table summarizes the Company’s restricted share activity for the three months ended March 31, 2013:
 
Shares
 
Weighted
Average Grant
Date Fair value
Non-vested at January 1, 2013
597,708

 
$
9.46

Granted
157,208

 
12.96

Vested
(26,974
)
 
25.16

Forfeited
(8,265
)
 
10.60

Non-vested at March 31, 2013
719,677

 
$
12.20