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Employee Benefits (Tables)
12 Months Ended
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]
Share-based payments recorded in salaries and benefits expense are as follows:
 
Year Ended December 31,
2013
 
2012
 
2011
 
(In thousands)
Stock option and ESPP expense
$
987

 
$
1,403

 
$
1,682

Nonvested share expense
4,747

 
6,669

 
5,083

Subtotal
5,734

 
8,072

 
6,765

Tax benefit
2,210

 
3,129

 
2,621

Stock-based compensation expense, net of tax benefit
$
3,524

 
$
4,943

 
$
4,144

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
The following table presents the weighted average assumptions used to determine the fair value of each option grant on the date of grant using the Black-Scholes option-pricing model in the years indicated:
 
Year Ended December 31,
2013 (1)
 
2012
 
2011
Expected volatility
%
 
66.9
%
 
63.5
%
Expected dividend yield
%
 
0.4
%
 
0.6
%
Expected term (in years)

 
6.2

 
6.3

Risk-free rate
%
 
1.0
%
 
2.3
%

__________
(1)
No options were issued in 2013.
Stock Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
A summary of option activity under the 2009 Plan for the year ended December 31, 2013 is as follows:
 
Shares
 
Weighted-
Average
Exercise
Price
 
Weighted-
Average
Remaining
Contractual
Term in Years
 
Aggregate
Intrinsic Value
(in 000’s)
Outstanding at December 31, 2012
3,174,582

 
$
17.27

 
 
 
 
Granted

 
$

 
 
 
 
Exercised
327,913

 
$
7.49

 
 
 
 
Forfeited
137,910

 
$
17.22

 
 
 
 
Expired
498,114

 
$
22.03

 
 
 
 
Outstanding at December 31, 2013
2,210,645

 
$
17.65

 
3.70
 
$
5,331.1

Exercisable at December 31, 2013
2,042,446

 
$
18.46

 
3.36
 
$
4,524.4

Restricted Stock [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
A summary of the Company’s nonvested shares as of December 31, 2013 and changes during the year ended December 31, 2013, including shares under both the 2009 Plan and the Inducement Plan, is as follows:
 
Shares
 
Weighted-
Average
Grant-Date
Fair Value
Nonvested at December 31, 2012
2,264,433

 
$
7.39

Granted
677,620

 
$
9.79

Vested
812,290

 
$
7.48

Forfeited
54,812

 
$
8.33

Nonvested at December 31, 2013
2,074,951

 
$
8.03