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STOCK COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2012
STOCK OPTION PLANS [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
The following is a summary of activity in stock options for 2012:
 
Shares Subject
to Option
 
Weighted- Average
Exercise Price
 
Weighted- Average Remaining Contractual Life (in Years)
 
Aggregate Intrinsic Value (in thousands)
Outstanding, December 31, 2011
1,234,051

 
$
17.40

 
 
 
 
Granted
45,000

 
23.39

 
 
 
 
Exercised
(71,910
)
 
12.99

 
 
 
 
Forfeited/Expired
(27,054
)
 
19.75

 
 
 
 
Outstanding, December 31, 2012
1,180,087

 
17.85

 
7.25
 
$
4,895

Exercisable, December 31, 2012
780,793

 
16.97

 
6.57
 
$
4,032

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Weighted average assumptions used for stock options issued in 2012, 2011 and 2010:
 
2012
 
2011
 
2010
Expected life (in years)
6.0

 
6.0

 
6.1

Expected volatility
67.0
%
 
65.8
%
 
55.5
%
Expected dividends
0.1
%
 
0.1
%
 

Risk-free interest rate
0.93
%
 
1.21
%
 
1.82
%
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
Restricted Stock
 
Shares
Weighted Average Grant Date Fair Value
Unvested at December 31, 2011


   Granted
293,000

20.83

   Vested


   Forfeited/Expired


Unvested at December 31, 2012
293,000

20.83